References
- Alexander S, Dodds L, Armson BA. Perinatal outcomes in women with asthma during pregnancy. Obstet Gynecol 1998; 92:435–440.
- Perlow JH, Montgomery D, Morgan MA, Towers CV, Porto M. Severity of asthma and perinatal outcome. Am J Obstet Gynecol 1992; 167:963– 967.
- Demissie K, Breckenridge MB, Rhoads GG. Infant and maternal outcomes in the pregnancies of asthmatic women. Am J Respir Crit Care Med 1998; 158:1091–1095.
- Liu S, Wen SW, Demissie K, Marcoux S, Kramer MS. Maternal asthma and pregnancy outcomes: A retrospective cohort study. Am J Obstet Gynecol 2001; 184:90–96.
- Schatz M, Zeiger RS, Hoffman CP, Harden K, Forsythe A, Chilingar L, Saunders B, Porreco R, Sperling W, Kagnoff M, Benenson AS. Perinatal outcomes in the pregnancies of asthmatic women: A prospective controlled analysis. Am J Respir Crit Care Med 1995; 151:1170–1174.
- Dombrowski MP, Schatz M, Wise R, Momirova V, Landon M, Asthma during pregnancy. Obstet Gynecol 2004; 103:5–12.
- Jensen GM, Moore LG. The effect of high altitude and other risk factors on birth weight: Independent or interactive effects? Am J Pub Health 1997; 87:1003–1007.
- Mortola JP, Frappell PB, Aguero L, Armstrong K. Birth weight and altitude: A study in Peruvian communities. J Pediatr 2000; 136:324– 329.
- Moore LG, Young DY, McCullough RE, Droma TS, Zamudio S. Tibetan protection from intrauterine growth restriction (IUGR) and reproductive loss at high altitude. Am J Hum Biol 2001; 13:635–644.
- Giussani DA, Phillips PS, Anstee S, Barker DJP. Effects of altitude versus economic status on birth weight and body shape at birth. Pediatr Res 2001; 49:490–494.
- Krampl E, Lees C, Bland JM, Dorado JE, Gonzalo M, Campbell S. Fetal biometry at 4300 m compared to sea level in Peru. Ultrasound Obstet Gynecol 2000; 16:9–18.
- National Asthma Education Program. Report of the Working Group on Asthma and Pregnancy: Management of Asthma During Pregnancy. Washington, DC: National Asthma Education Program; 1993. NIH Publication number 93–3279A.
- Schatz M, Dombrowski MP, Wise R, Thom EA, Landon M, Mabie W, Asthma morbidity during pregnancy can be predicted by severity classification. J Allergy Clin Immunol 2003; 112:283–288.
- Alexander GR, Himes JH, Kaufman RB, Mor J, Kogan M. A United States national reference for fetal growth. Obstet Gynecol 1996; 87:163–168.
- Campbell S, Thoms A. Ultrasound measurement of the fetal head to abdomen circumference ratio in the assessment of growth retardation. Br J Obstet Gynaecol 1977; 84:165–174.