REFERENCES
- Goldenberg RL, Rouse DJ. Prevention of premature birth. N Engl J Med 1998; 339: 313–20, [INFOTRIEVE], [CSA]
- Buchbinder A, Sibai BM, Caritis S, et al. Adverse perinatal outcomes are significantly higher in severe gestational hypertension than in mild preeclampsia. Am J Obstet Gynecol 2002; 186: 66–71, [INFOTRIEVE], [CSA], [CROSSREF]
- Magnus P, Eskild A. Seasonal variation in the occurrence of pre-eclampsia. BJOG 2001; 108: 1116–1119, [CSA], [CROSSREF]
- Makhseed M, Musini VM, Ahmed MA, Monem RA. Influence of seasonal variation on pregnancy-induced hypertension and/or preeclampsia. Aust N Z J Obstet Gynaecol 1999; 39: 196–199, [INFOTRIEVE], [CSA]
- Obed SA, Wilson JB, Elkins TE. Eclampsia: 134 consecutive cases. Int J Gynaecol Obstet 1994; 45: 97–103, [INFOTRIEVE], [CSA], [CROSSREF]
- Phillips JK, Bernstein IM, Mongeon JA, Badger GJ. Seasonal variation in preeclampsia based on timing of conception. Obstet Gynecol 2004; 104: 1015–1020, [INFOTRIEVE], [CSA]
- Ros HS, Cnattingius S, Lipworth L. Comparison of risk factors for preeclampsia and gestational hypertension in a population-based cohort study. Am J Epidemiol 1998; 147: 1062–1070, [INFOTRIEVE], [CSA]
- Tan GW, Salmon YM. Meteorological factors and pre-eclampsia. Singapore Med J 1988; 29: 133–137, [INFOTRIEVE], [CSA]
- Wacker J, Schulz M, Fruhauf J, Chiwora FM, Solomayer E, Bastert G. Seasonal change in the incidence of preeclampsia in Zimbabwe. Acta Obstet Gynecol Scand 1998; 77: 712–716, [INFOTRIEVE], [CSA], [CROSSREF]
- Argiles A, Mourad G, Mion C. Seasonal changes in blood pressure in patients with end-stage renal disease treated with hemodialysis. N Engl J Med 1998; 339: 1364–1370, [INFOTRIEVE], [CSA], [CROSSREF]
- Brennan PJ, Greenberg G, Miall WE, Thompson SG. Seasonal variation in arterial blood pressure. Br Med J (Clin Res Ed) 1982; 285: 919–923, [CSA]
- Giaconi S, Palombo C, Genovesi-Ebert A, Marabotti C, Volterrani D, Ghione S. Long-term reproducibility and evaluation of seasonal influences on blood pressure monitoring. J Hypertens Suppl 1988; 6: S64–S66, [INFOTRIEVE], [CSA]
- Kesteloot H, Van Houte O. An epidemiologic survey of arterial blood pressure in a large male population group. Am J Epidemiol 1974; 99: 14–29, [INFOTRIEVE], [CSA]
- Thulin T, Bengtsson B, Schersten B. Assessment of casual blood pressure variations. Postgrad Med J 1978; 54: 10–15, [INFOTRIEVE], [CSA]
- Woodhouse PR, Khaw KT, Plummer M. Seasonal variation of blood pressure and its relationship to ambient temperature in an elderly population. J Hypertens 1993; 11: 1267–1274, [INFOTRIEVE], [CSA]
- de Swiet M, Fayers PM, Shinebourne EA. Blood pressure in four and five-year-old children: the effects of environment and other factors in it's measurement—the Brompton study. J Hypertens 1984; 2: 501–505, [INFOTRIEVE], [CSA], [CROSSREF]
- Jenner DA, English DR, Vandongen R, Beilin LJ, Armstrong BK, Dunbar D. Environmental temperature and blood pressure in 9-year-old Australian children. J Hypertens 1987; 5: 683–686, [INFOTRIEVE], [CSA], [CROSSREF]
- Ness RB, Markovic N, Bass D, Harger G, Roberts JM. Family history of hypertension, heart disease, and stroke among women who develop hypertension in pregnancy. Obstet Gynecol 2003; 102: 1366–1371, [INFOTRIEVE], [CSA], [CROSSREF]
- NHBPEPW Group. Report of the National High Blood Pressure Education Program Working Group on High Blood Pressure in Pregnancy. Am J Obstet Gynecol 2000; 183: S1–S22, [CSA], [CROSSREF]
- NHLBI Expert Panel. Clinical guidelines on the identification, evaluation, and treatment of overweight and obesity in adults: the evidence report. Obes Res 1998; 6: 51S–209S, [CSA]
- Siega-Riz AM, Adair LS, Hobel CJ. Maternal underweight status and inadequate rate of weight gain during the third trimester of pregnancy increases the risk of preterm delivery. J Nutr 1996; 126: 146–153, [INFOTRIEVE], [CSA]
- StataCorp. Stata Statistical Software: Release 8.0. Stata Corporation, College Station, TX 2003
- Greenland S, Pearl J, Robins JM. Causal diagrams for epidemiologic research. Epidemiology 1990; 10: 37–48, [CSA]
- Pearl J. Causal diagrams for empirical research. Biometrika 1995; 82: 669–688, [CSA], [CROSSREF]
- Kawahara J, Sano H, Fukuzaki H, Saito K, Hirouchi H. Acute effects of exposure to cold on blood pressure, platelet function and sympathetic nervous activity in humans. Am J Hypertens 1989; 2: 724–726, [INFOTRIEVE], [CSA]
- Hayward MG, Keatinge WR. Roles of subcutaneous fat and thermoregulatory reflexes in determining ability to stabilize body temperature in water. J Physiol 1981; 320: 229–251, [INFOTRIEVE], [CSA]
- Rostand SG. Ultraviolet light may contribute to geographic and racial blood pressure differences. Hypertension 1997; 30: 150–156, [INFOTRIEVE], [CSA]
- Webb AR, Kline L, Holick MF. Influence of season and latitude on the cutaneous synthesis of vitamin D3: exposure to winter sunlight in Boston and Edmonton will not promote vitamin D3 synthesis in human skin. J Clin Endocrinol Metab 1988; 67: 373–378, [INFOTRIEVE], [CSA]
- Holick MF. Vitamin D: importance in the prevention of cancers, type 1 diabetes, heart disease, and osteoporosis. Am J Clin Nutr 2004; 79: 362–371, [INFOTRIEVE], [CSA]
- Krause R, Buhring M, Hopfenmuller W, Holick MF, Sharma AM. Ultraviolet B and blood pressure. Lancet 1998; 352: 709–710, [INFOTRIEVE], [CSA], [CROSSREF]
- Wortsman J, Matsuoka LY, Chen TC, Lu Z, Holick MF. Decreased bioavailability of vitamin D in obesity. Am J Clin Nutr 2000; 72: 690–693, [INFOTRIEVE], [CSA]