Measurement and meaning of salivary cortisol: A focus on health and disease in children

References

• Ahnert L, Gunnar MR, Lamb ME, Barthel M. Transition to child care: Associations with infant-mother attachment, infant negative emotion, and cortisol elevations. Child Dev 2004; 75: 639–650
   PubMed Web of Science ®Google Scholar
• Al-Ansari AA, Perry LA, Smith DS, Landon J. Salivary cortisol determination: Adaptation of a commercial serum cortisol kit. Ann Clin Biochem 1982; 19: 163–166
   PubMed Web of Science ®Google Scholar
• Ashman SB, Dawson G, Panagiotides H, Yamada E, Wilkinson CW. Stress hormone levels of children of depressed mothers. Dev Psychopathol 2002; 14: 333–349
   PubMed Web of Science ®Google Scholar
• Bartels M, de Geus EJ, Kirschbaum C, Sluyter F, Boomsma DI. Heritability of daytime cortisol levels in children. Behav Genet 2003; 33: 421–433
   PubMed Web of Science ®Google Scholar
• Blair C, Peters R, Granger D. Physiological and neuropsychological correlates of approach/withdrawal tendencies in preschool: Further examination of the behavioral inhibition system/behavioral activation system scales for young children. Dev Psychobiol 2004; 45: 113–124
   PubMed Web of Science ®Google Scholar
• Bober JF, Weller EB, Weller RA, Tait A, Fristad MA, Preskorn SH. Correlation of serum and salivary cortisol levels in prepubertal school-aged children. J Am Acad Child Adolesc Psychiatry 1988; 27: 748–750
   PubMed Web of Science ®Google Scholar
• Born J, Hansen K, Marshall L, Molle M, Fehm HL. Timing the end of nocturnal sleep. Nature 1999; 397: 29–30
   PubMed Web of Science ®Google Scholar
• Broderick JE, Arnold D, Kudielka BM, Kirschbaum C. Salivary cortisol sampling compliance: Comparision of patients and healthy volunteers. Psychoneuroendocrinology 2004; 29: 636–650
   PubMed Web of Science ®Google Scholar
• Bruce J, Davis EP, Gunnar MR. Individual differences in children's cortisol response to the beginning of a new school year. Psychoneuroendocrinology 2002; 27: 635–650
   PubMed Web of Science ®Google Scholar
• Buske-Kirschbaum A, Jobst S, Psych D, Wustmans A, Kirschbaum C, Rauh W, Hellhammer D. Attenuated free cortisol response to psychosocial stress in children with atopic dermatitis. Psychosom Med 1997; 59: 419–426
   PubMed Web of Science ®Google Scholar
• Buske-Kirschbaum A, von Auer K, Krieger S, Weis S, Rauh W, Hellhammer D. Blunted cortisol responses to psychosocial stress in asthmatic children: A general feature of atopic disease?. Psychosom Med 2003; 65: 806–810
   PubMed Web of Science ®Google Scholar
• Carrion VG, Weems CF, Ray RD, Glaser B, Hessl D, Reiss AL. Diurnal salivary cortisol in pediatric posttraumatic stress disorder. Biol Psychiatry 2002; 51: 575–582
   PubMed Web of Science ®Google Scholar
• Chryssanthopoulou CC, Turner-Cobb JM, Lucas A, Jessop D. Childcare as a stabilizing influence on HPA axis functioning: A reevaluation of maternal occupational patterns and familial relations. Dev Psychobiol 2005; 47: 354–368
   PubMed Web of Science ®Google Scholar
• Chu FW, Ekins RP. Detection of corticosteroid binding globulin in parotid fluids: Evidence for the presence of both protein-bound and non-protein-bound (free) steroids in uncontaminated saliva. Acta Endocrinol (Copenh) 1988; 119: 56–60
   PubMedGoogle Scholar
• Cizza G, Dorn LD, Lotsikas A, Sereika S, Rotenstein D, Chrousos GP. Circulating plasma leptin and IGF-1 levels in girls with premature adrenarche: Potential implications of a preliminary study. Horm Metab Res 2001; 33: 138–143
   PubMed Web of Science ®Google Scholar
• Clow A, Thorn L, Evans P, Hucklebridge F. The awakening cortisol response: Methodological issues and significance. Stress 2004; 7: 29–37
   PubMed Web of Science ®Google Scholar
• Conte PM, Walco GA, Kimura Y. Temperament and stress response in children with juvenile primary fibromyalgia syndrome. Arthritis Rheum 2003; 48: 2923–2930
   PubMed Web of Science ®Google Scholar
• Coplan JD, Moreau D, Chaput F, Martinez JM, Hoven CW, Mandell DJ, Gorman JM, Pine DS. Salivary cortisol concentrations before and after carbon-dioxide inhalations in children. Biol Psychiatry 2002; 51: 326–333
   PubMed Web of Science ®Google Scholar
• Corbett BA, Mendoza S, Abdullah M, Wegelin JA, Levine S. Cortisol circadian rhythms and response to stress in children with autism. Psychoneuroendocrinology 2006; 31: 59–68
   PubMed Web of Science ®Google Scholar
• Doussard-Roosevelt JA, Montgomery LA, Porges SW. Short-term stability of physiological measures in kindergarten children: Respiratory sinus arrhythmia, heart period, and cortisol. Dev Psychobiol 2003; 43: 230–242
   PubMed Web of Science ®Google Scholar
• Dozier M, Manni M, Gordon MK, Peloso E, Gunnar MR, Stovall-McClough KC, Eldreth D, Levine S. Foster children's diurnal production of cortisol: An exploratory study. Child Maltreat 2006; 11: 189–197
   PubMed Web of Science ®Google Scholar
• Essex MJ, Klein MH, Cho E, Kalin NH. Maternal stress beginning in infancy may sensitize children to later stress exposure: Effects on cortisol and behavior. Biol Psychiatry 2002; 52: 776–784
   PubMed Web of Science ®Google Scholar
• Federenko I, Wust S, Hellhammer DH, Dechoux R, Kumsta R, Kirschbaum C. Free cortisol awakening responses are influenced by awakening time. Psychoneuroendocrinology 2004; 29: 174–184
   PubMed Web of Science ®Google Scholar
• Feder A, Coplan JD, Goetz RR, Mathew SJ, Pine DS, Dahl RE, Ryan ND, Greenwald S, Weissman MM. Twenty-four-hour cortisol secretion patterns in prepubertal children with anxiety or depressive disorders. Biol Psychiatry 2004; 56: 198–204
   PubMed Web of Science ®Google Scholar
• Gallagher P, Leitch MM, Massey AE, McAllister-Williams RH, Young AH. Assessing cortisol and dehydroepiandrosterone (DHEA) in saliva: Effects of collection method. Psychopharmacology 2006; 20: 643–649
   Web of Science ®Google Scholar
• Goodyer IM, Park RJ, Herbert J. Psychosocial and endocrine features of chronic first-episode major depression in 8–16 year olds. Biol Psychiatry 2001; 50: 351–357
   PubMed Web of Science ®Google Scholar
• Goodyer IM, Herbert J, Tamplin A. Psychoendocrine antecedents of persistent first-episode major depression in adolescents: A community-based longitudinal enquiry. Psychol Med 2003; 33: 601–610
   PubMed Web of Science ®Google Scholar
• Gozansky WS, Kohrt WM. 2006. Racial differences in HPA axis responses to corticotrophin releasing hormone in postmenopausal women, Abstract P3-756, Endocrine Society 88th annual meeting, Boston, USA
   Google Scholar
• Gozansky WS, Lynn JS, Laudenslager ML, Kohrt WM. Salivary cortisol determined by enzyme immunoassay is preferable to serum total cortisol for assessment of dynamic hypothalamic–pituitary–adrenal axis activity. Clin Endocrinol (Oxf) 2005; 63: 336–341
   PubMed Web of Science ®Google Scholar
• Granger DA, Kivlighan KT. Integrating biological, behavioral, and social levels of analysis in early child development: Progress, problems, and prospects. Child Dev 2003; 74: 1058–1063
   PubMed Web of Science ®Google Scholar
• Groschl M, Rauh M, Dorr HG. Circadian rhythm of salivary cortisol, 17alpha-hydroxyprogesterone, and progesterone in healthy children. Clin Chem 2003; 49: 1688–1691
   PubMed Web of Science ®Google Scholar
• Grumbach MM. The neuroendocrinology of human puberty revisited. Horm Res 2002; 57: 2–14
   PubMedGoogle Scholar
• Gunnar MR. Integrating neuroscience and psychological approaches in the study of early experiences. Ann NY Acad Sci 2003; 1008: 238–247
   PubMed Web of Science ®Google Scholar
• Gunnar MR, Donzella B. Social regulation of the cortisol levels in early human development. Psychoneuroendocrinology 2002; 27: 199–220
   PubMed Web of Science ®Google Scholar
• Gunnar MR, Morison SJ, Chisholm K, Schuder M. Salivary cortisol levels in children adopted from Romanian orphanages. Dev Psychopathol 2001b; 13: 611–628
   PubMed Web of Science ®Google Scholar
• Gunnar MR, Bruce J, Hickman SE. Salivary cortisol response to stress in children. Adv Psychosom Med 2001a; 22: 52–60
   PubMedGoogle Scholar
• Gunnar MR, Sebanc AM, Tout K, Donzella B, van Dulmen MM. Peer rejection, temperament, and cortisol activity in preschoolers. Dev Psychobiol 2003; 43: 346–358
   PubMed Web of Science ®Google Scholar
• Gutteling BM, de Weerth C, Buitelaar JK. Maternal prenatal stress and 4–6 year old children's salivary cortisol concentrations pre- and post-vaccination. Stress 2004; 7: 257–260
   PubMed Web of Science ®Google Scholar
• Gutteling BM, de Weerth C, Buitelaar JK. Prenatal stress and children's cortisol reaction to the first day of school. Psychoneuroendocrinology 2005; 30: 541–549
   PubMed Web of Science ®Google Scholar
• Hadjian AJ, Chedin M, Cochet C, Chambaz EM. Cortisol binding to proteins in plasma in the human neonate and infant. Pediat Res 1975; 9: 40–45
   Web of Science ®Google Scholar
• Haines MM, Stansfeld SA, Job RF, Berglund B, Head J. Chronic aircraft noise exposure, stress responses, mental health and cognitive performance in school children. Psychol Med 2001; 1: 265–277
   Google Scholar
• Halligan SL, Herbert J, Goodyer IM, Murray L. Exposure to postnatal depression predicts elevated cortisol in adolescent offspring. Biol Psychiatry 2004; 55: 376–381
   PubMed Web of Science ®Google Scholar
• Hammond GL, Langley MS. Identification and measurement of sex hormone binding globulin (SHBG) and corticosteroid binding globulin (CBG) in human saliva. Acta Endocrinol (Copenh) 1986; 112: 603–608
   PubMedGoogle Scholar
• Hammond GL, Smith CL, Goping IS, Underhill DA, Harley MJ, Reventos J, Musto NA, Gunsalus GL, Bardin CW. Primary structure of human corticosteroid binding globulin, deduced from hepatic and pulmonary cDNAs, exhibits homology with serine protease inhibitors. Proc Natl Acad Sci USA 1987; 84: 5153–5157
   PubMed Web of Science ®Google Scholar
• Hanrahan K, McCarthy AM, Kleiber C, Lutgendorf S, Tsalikian E. Strategies for salivary cortisol collection and analysis in research with children. Appl Nurs Res 2006; 19: 95–101
   PubMed Web of Science ®Google Scholar
• Harbuz M. Neuroendocrinology of autoimmunity. Int Rev Neurobiol 2002; 52: 133–161
   PubMed Web of Science ®Google Scholar
• Hardie TL, Moss HB, Vanyukov MM, Yao JK, Kirillovac GP. Does adverse family environment or sex matter in the salivary cortisol responses to anticipatory stress?. Psychiatry Res 2002; 112: 121–131
   PubMed Web of Science ®Google Scholar
• Hershberger AM, McCammon MR, Garry JP, Mahar MT, Hickner RC. Responses of lipolysis and salivary cortisol to food intake and physical activity in lean and obese children. J Clin Endocrinol Metab 2004; 89: 4701–4707
   PubMed Web of Science ®Google Scholar
• Hessl D, Glaser B, Dyer-Friedman J, Blasey C, Hastie T, Gunnar M, Reiss AL. Cortisol and behavior in fragile X syndrome. Psychoneuroendocrinology 2002; 27: 855–872
   PubMed Web of Science ®Google Scholar
• Hessl D, Glaser B, Dyer-Friedman J, Reiss AL. Social behavior and cortisol reactivity in children with fragile X syndrome. J Child Psychol Psychiatry 2006; 47: 602–610
   PubMed Web of Science ®Google Scholar
• Huitinga I, Erkut ZA, van Beurden D, Swaab DF. The hypothalamo-pituitary-adrenal axis in multiple sclerosis. Ann NY Acad Sci 2003; 992: 118–128
   PubMed Web of Science ®Google Scholar
• Jacobson L. Hypothalamic-pituitary-adrenocortical axis regulation. Endocrinol Metab Clin North Am 2005; 34: 271–292
   PubMed Web of Science ®Google Scholar
• Jansen LM, Gispen-de Wied CC, van der Gaag RJ, van Engeland H. Differentiation between autism and multiple complex developmental disorder in response to psychosocial stress. Neuropsychopharmacology 2003; 28: 582–590
   PubMed Web of Science ®Google Scholar
• Jessop DS, Harbuz MS. A defect in cortisol production in rheumatoid arthritis: Why are we still looking?. Rheumatology (Oxf) 2005; 44: 1097–1100
   PubMedGoogle Scholar
• Jessop DS, Richards LJ, Harbuz MS. Effects of stress on inflammatory autoimmune disease: Destructive or protective?. Stress 2004; 7: 261–266
   PubMed Web of Science ®Google Scholar
• Jones A, Godfrey KM, Wood P, Osmond C, Goulden P, Phillips DI. Fetal growth and the adrenocortical response to psychological stress. J Clin Endocrinol Metab 2006; 91: 1868–1871
   PubMed Web of Science ®Google Scholar
• Kajantie E, Phillips DI. The effects of sex and hormonal status on the physiological response to acute psychosocial stress. Psychoneuroendocrinology 2006; 31: 151–178
   PubMed Web of Science ®Google Scholar
• Kertes DA, Gunnar MR. Evening activities as a potential confound in research on the adrenocortical system in children. Child Dev 2004; 75: 193–204
   PubMed Web of Science ®Google Scholar
• Kirschbaum C, Hellhammer DH. Salivary cortisol in psychoneuroendocrine research: Recent developments and applications. Psychoneuroendocrinology 1994; 19: 313–333
   PubMed Web of Science ®Google Scholar
• Klimes-Dougan B, Hastings PD, Granger DA, Usher BA, Zahn-Waxler C. Adrenocortical activity in at-risk and normally developing adolescents: Individual differences in salivary cortisol basal levels, diurnal variation, and responses to social challenges. Dev Psychopathol 2001; 13: 695–719
   PubMed Web of Science ®Google Scholar
• Koupil I, Mann V, Leon DA, Lundberg U, Byberg L, Vagero D. Morning cortisol does not mediate the association of size at birth with blood pressure in children born from full-term pregnancies. Clin Endocrinol (Oxf) 2005; 62: 661–666
   PubMed Web of Science ®Google Scholar
• Kudielka BM, Kirschbaum C. Awakening cortisol responses are influenced by health status and awakening time but not by menstrual cycle phase. Psychoneuroendocrinology 2003; 28: 35–47
   PubMed Web of Science ®Google Scholar
• Kudielka BM, Kirschbaum C. Sex differences in HPA axis responses to stress: A review. Biol Psychol 2005; 69: 113–132
   PubMed Web of Science ®Google Scholar
• Kudielka BM, Broderick JE, Kirschbaum C. Compliance with saliva sampling protocols: Electronic monitoring reveals invalid cortisol daytime profiles in noncomplicant subjects. Psychosom Medicine 2003; 65: 313–319
   PubMed Web of Science ®Google Scholar
• Kudielka BM, Buske-Kirschbaum A, Hellhammer DH, Kirschbaum C. HPA axis responses to laboratory psychosocial stress in healthy elderly adults, younger adults, and children: Impact of age and gender. Psychoneuroendocrinology 2004; 29: 83–98
   PubMed Web of Science ®Google Scholar
• Luby JL, Heffelfinger A, Mrakotsky C, Brown K, Hessler M, Spitznagel E. Alterations in stress cortisol reactivity in depressed preschoolers relative to psychiatric and no-disorder comparison groups. Arch Gen Psychiatry 2003; 60: 1248–1255
   PubMed Web of Science ®Google Scholar
• Lupien SJ, King S, Meaney MJ, McEwen BS. Child's stress hormone levels correlate with mother's socioeconomic status and depressive state. Biol Psychiatry 2000; 48: 976–980
   PubMed Web of Science ®Google Scholar
• Lupien SJ, King S, Meaney MJ, McEwen BS. Can poverty get under your skin? Basal cortisol levels and cognitive function in children from high and low socioeconomic status. Dev Psychopath 2001; 13: 653–676
   PubMed Web of Science ®Google Scholar
• Martinelli CE, Jr, Sader SL, Oliveira EB, Daneluzzi JC, Moreira AC. Salivary cortisol for screening of Cushing's syndrome in children. Clin Endocrinol (Oxford) 1999; 51: 67–71
   PubMed Web of Science ®Google Scholar
• McBeth J, Chiu Y, Silman AJ, Ray D, Morriss R, Dickens C, Gupta A, Macfarlane GJ. Hypothalamic-pituitary-adrenal stress axis function and the relationship with chronic widespread pain and its antecedents. Arthr Res Therapy 2005; 7: R992–R1000
   PubMed Web of Science ®Google Scholar
• McBurnett K, Lahey BB, Rathouz PJ, Loeber R. Low salivary cortisol and persistent aggression in boys referred for disruptive behavior. Arch Gen Psychiatry 2000; 57: 38–43
   PubMed Web of Science ®Google Scholar
• McEwen BS. Mood disorders and allostatic load. Biol Psychiatry 2003; 54: 200–207
   PubMed Web of Science ®Google Scholar
• Moss HB, Vanyukov M, Yao JK, Kirillova GP. Salivary cortisol responses in prepubertal boys: The effects of parental substance abuse and association with drug use behavior during adolescence. Biol Psychiatry 1999; 45: 1293–1299
   PubMed Web of Science ®Google Scholar
• Netherton C, Goodyer I, Tamplin A, Herbert J. Salivary cortisol and dehydroepiandrosterone in relation to puberty and gender. Psychoneuroendocrinology 2004; 29: 125–140
   PubMed Web of Science ®Google Scholar
• Ong K. Adrenal function of low-birthweight children. Endocr Dev 2005; 8: 34–53
   PubMedGoogle Scholar
• Oosterlaan J, Geurts HM, Knol DL, Sergeant JA. Low basal salivary cortisol is associated with teacher-reported symptoms of conduct disorder. Psychiatry Res 2005; 134: 1–10
   PubMed Web of Science ®Google Scholar
• Pfeffer CR, Altemus M, Heo M, Jiang H. Salivary cortisol and psychopathology in children bereaved by the September 11, 2001 terror attacks. Biol Psychiatry 2007; 61: 957–965
   PubMed Web of Science ®Google Scholar
• Pruessner JC, Wolf OT, Hellhammer DH, Buske-Kirschbaum A, von Auer K, Jobst S, Kaspers F, Kirschbaum C. Free cortisol levels after awakening: A reliable biological marker for the assessment of adrenocortical activity. Life Sci 1997; 61: 2539–2549
   PubMed Web of Science ®Google Scholar
• Quas JA, Murowchick E, Bensadoun J, Boyce WT. Predictors of children's cortisol activation during the transition to kindergarten. J Dev Behav Pediatr 2002; 23: 304–313
   PubMed Web of Science ®Google Scholar
• Reiche EM, Nunes SO, Morimoto HK. Stress, depression, the immune system, and cancer. Lancet Oncol 2004; 5: 617–625
   PubMed Web of Science ®Google Scholar
• Rook GA. Glucocorticoids and immune function. Baillieres Best Pract Res Clin Endocrinol Metab 1999; 13: 567–581
   PubMed Web of Science ®Google Scholar
• Rosmalen JG, Oldehinkel AJ, Ormel J, de Winter AF, Buitelaar JK, Verhulst FC. Determinants of salivary cortisol levels in 10–12 year old children; a population-based study of individual differences. Psychoneuroendocrinology 2005; 30: 483–495
   PubMed Web of Science ®Google Scholar
• Saltzman KM, Holden GW, Holahan CJ. The psychobiology of children exposed to marital violence. J Clin Child Adolesc Psychol 2005; 34: 129–139
   PubMed Web of Science ®Google Scholar
• Santiago LB, Jorge SM, Moreira AC. Longitudinal evaluation of the development of salivary cortisol circadian rhythm in infancy. Clin Endocrinol (Oxf) 1996; 44: 157–161
   PubMed Web of Science ®Google Scholar
• Schieche M, Spangler G. Individual differences in biobehavioral organization during problem-solving in toddlers: The influence of maternal behavior, infant-mother attachment, and behavioral inhibition on the attachment-exploration balance. Dev Psychobiol 2005; 46: 293–306
   PubMed Web of Science ®Google Scholar
• Shoal GD, Giancola PR, Kirillova GP. Salivary cortisol, personality, and aggressive behavior in adolescent boys: A 5-year longitudinal study. J Am Acad Child Adolesc Psychiatry 2003; 42: 1101–1107
   PubMed Web of Science ®Google Scholar
• Sims M, Guilfoyle A, Parry TS. Children's cortisol levels and quality of child care provision. Child Care Health Dev 2006; 32: 453–466
   PubMed Web of Science ®Google Scholar
• Smider NA, Essex MJ, Kalin NH, Buss KA, Klein MH, Davidson RJ, Goldsmith HH. Salivary cortisol as a predictor of socioemotional adjustment during kindergarten: A prospective study. Child Dev 2002; 73: 75–92
   PubMed Web of Science ®Google Scholar
• Sondeijker FE, Ferdinand RF, Oldehinkel AJ, Veenstra R, Tiemeier H, Ormel J, Verhulst FC. Disruptive behaviors and HPA-axis activity in young adolescent boys and girls from the general population. J Psychiatr Res 2007; 41: 570–578
   PubMed Web of Science ®Google Scholar
• Straub RH, Paimela L, Peltomaa R, Scholmerich J, Leirisalo-Repo M. Inadequately low serum levels of steroid hormones in relation to interleukin-6 and tumor necrosis factor in untreated patients with early rheumatoid arthritis and reactive arthritis. Arthritis Rheum 2002; 46: 654–662
   PubMed Web of Science ®Google Scholar
• Talge NM, Donzella B, Kryzer EM, Gierens A, Gunnar MR. It's not that bad: Error introduced by oral stimulants in salivary cortisol research. Dev Psychobiol 2005; 47: 369–376
   PubMed Web of Science ®Google Scholar
• Terleph TA, Klein RG, Roberson-Nay R, Mannuzza S, Moulton JL, 3rd, Woldehawariat G, Guardino M, Pine DS. Stress responsivity and HPA axis activity in juveniles: Results from a home-based CO2 inhalation study. Am J Psychiatry 2006; 163: 738–740
   PubMed Web of Science ®Google Scholar
• Tornhage CJ. Reference values for morning salivary cortisol concentrations in healthy school-aged children. J Pediatr Endocrinol Metab 2002; 15: 197–204
   PubMed Web of Science ®Google Scholar
• Tornhage CJ, Alfven G. Diurnal salivary cortisol concentration in school-aged children: Increased morning cortisol concentration and total cortisol concentration negatively correlated to body mass index in children with recurrent abdominal pain of psychosomatic origin. J Pediatr Endocrinol Metab 2006; 19: 843–854
   PubMed Web of Science ®Google Scholar
• Turner-Cobb JM, Rixon L, Jessop DS. 2006. Psychosocial regulation of immune susceptibility in childhood: The role of child temperament and experience of transition to school, Abstract 1669, 64th Annual Scientific Meeting of the American Psychosomatic Society, Denver, CO, USA.
   Google Scholar
• Vamvakopoulos NC, Chrousos GP. Evidence of direct estrogenic regulation of human corticotropin-releasing hormone gene expression. Potential implications for the sexual dimophism of the stress response and immune/inflammatory reaction. J Clin Invest 1993; 92: 1896–1902
   PubMed Web of Science ®Google Scholar
• van Rossum EF, Voorhoeve PG, te Velde SJ, Koper JW, Delemarre-van de Waal HA, Kemper HC, Lamberts SW. The ER22/23EK polymorphism in the glucocorticoid receptor gene is associated with a beneficial body composition and muscle strength in young adults. J Clin Endocrinol Metab 2002; 89: 4004–4009
   Web of Science ®Google Scholar
• Watamura SE, Donzella B, Alwin J, Gunnar MR. Morning-to-afternoon increases in cortisol concentrations for infants and toddlers at child care: Age differences and behavioral correlates. Child Dev 2003; 74: 1006–1020
   PubMed Web of Science ®Google Scholar
• Watamura SE, Donzella B, Kertes DA, Gunnar MR. Developmental changes in baseline cortisol activity in early childhood: Relations with napping and effortful control. Dev Psychobiol 2004; 45: 125–133
   PubMed Web of Science ®Google Scholar
• Wells JC, Fewtrell MS. Measuring body composition. Arch Dis Child 2006; 91: 612–617
   PubMed Web of Science ®Google Scholar
• Woodside DB, Winter K, Fisman S. Salivary cortisol in children: Correlations with serum values and effect of psychotropic drug administration. Can J Psychiatry 1991; 36: 746–748
   PubMed Web of Science ®Google Scholar
• Woolston JL, Gianfredi S, Gertner JM, Paugus JA, Mason JW. Salivary cortisol: A nontraumatic sampling technique for assaying cortisol dynamics. J Am Acad Child Psychiatry 1983; 22: 474–476
   PubMedGoogle Scholar
• Wust S, Federenko I, Hellhammer DH, Kirschbaum C. Genetic factors, perceived chronic stress, and the free cortisol response to awakening. Psychoneuroendocrinology 2000; 25: 707–720
   PubMed Web of Science ®Google Scholar
• Wust S, Van Rossum EF, Federenko IS, Koper JW, Kumsta R, Hellhammer DH. Common polymorphisms in the glucocorticoid receptor gene are associated with adrenocortical responses to psychosocial stress. J Clin Endocrinol Metab 2004; 89: 565–573
   PubMed Web of Science ®Google Scholar
• Yeap ML, Jessop DS, Cornish J, Elson R, Lightman SL, Crowne EC. 2006. The hypothalamic pituitary adrenal (HPA) axis in prepubertal survivors leukaemia: Flattened circadian rhythm, loss of awakening cortisol response (ACR) and exaggerated dexamethasone suppression post bone marrow transplantation, Abstract P2-768, Endocrine Society 88th annual meeting, Boston, USA
   Google Scholar
• Young EA, Altemus M. Puberty, ovarian steroids, and stress. Ann NY Acad Sci 2004; 1021: 124–133
   PubMed Web of Science ®Google Scholar