References
- World Health Organization. Making pregnancy safer; 2008. Available from: http://www.euro.who.int/pregnancy [last accessed 29 Jul 2013]
- Souza AR, Amorim MR, Costa AA, Neto CN. Antihypertensive treatment in pregnancy. Acta Med Port 2010;23:77–84
- Hofmeyr GJ, Lawrie TA, Atallah AN, Duley L. Calcium supplementation during pregnancy for preventing hypertensive disorders and related problems. Cochrane Database Syst Rev 2010;8:CD001059
- Youji F, Qiang S. Obstetrica and gynecology. 2nd version. Beijing: Renmin Health; 2010
- Mulla ZD, Nuwayhid BS, Garcia KM, et al. Risk factors for a prolonged length of stay in women hospitalized for preeclampsia in Texas. Hypertens Pregnancy 2010;29:54–68
- Jrnnifer A, Hutcheon JA, Lisonkova S, Joseph KS. Epidemiology of pre-eclampsia and the other hypertensive disorders of pregnancy. Best Pract Res Clin Obstet Gynaecol 2011;25:391–403
- Shamsi U, Hatcher J, Shamsi A, et al. A multicentre matched case control study of risk factors for preeclampsia in healthy women in Pakistan. BMC Womens Health 2010;10:1–7
- Ananth CV, Basso O. Impact of pregnancy-induced hypertension on stillbirth and neonatal mortality. Epidemiology 2010;21:118–23
- Simbar M, Karimian Z, Afrakhteh M, et al. Increased risk of pre-eclampsia (PE) among women with the history of migraine. Clin Exp Hypertens 2010;32:159–65
- Muktar H, Aliyu MH, Luke S, et al. Joint effect of obesity and teenage pregnancy on the risk of preeclampsia: a population-based study. J Adolesc Health 2010;46:77–82
- Poon LC, Kametas NA, Valencia C, et al. Hypertensive disorders in pregnancy: screening by systolic diastolic and mean arterial pressure at 11–13 weeks. Hypertens Pregnancy 2011;30:93–107
- Goffinet F. Epidemiology. Ann Fr Anesth Reanim 2010;29:e7–12
- Bonini M, Coggon D, Palmer KT. Risk of prematurity, low birthweight and preeclampsia in relation to working hours and physical activities: a systematic review. Occup Environ Med 2007;64:228–43
- Vollebregt KC, van der Wal MF, Wolf H, et al. Is psychosocial stress in first ongoing pregnancies associated with preeclampsia and gestational hypertension? BJOG 2008;115:607–15
- Podymow T, August P. Postpartum course of gestational hypertension and preeclampsia. Hypertens Pregnancy 2010;29:294–300
- Qiu C, Williams MA, Calderon-Margalit R, et al. Preeclampsia risk in relation to maternal mood and anxiety disorders diagnosed before or during early pregnancy. Am J Hypertension 2009;22:397–402
- Landsbergis PA, Hatch MC. Psychosocial work stress and pregnancy-induced hypertension. Epedemiology 1996;7:346–51
- Tam WH, Sahata DS, Lau TK, et al. Seasonal variation in preeclamptic rate and its association with the ambient temperature and humidity in early pregnancy. Gynecol Obstet Invest 2008;66:22–6
- Yackerson NS, Piura B, Friger M. The influence of weather state on the incidence of preeclampsia and placental abruption in semi-arid areas. Clin Exp Obstet Gynecol 2007;34:27–30
- Subramaniam V. Seasonal variation in the incidence of pre-eclampsia and eclampsia in tropical climate conditions. BMC Women’s Health 2007;7:18--27
- Immink A, Scherjon S, Wolterbeek R, Steyn DW. Seasonal influence on the admittance of pre-eclampsia patients in Tygerbery Hospital. Acta Obstet Gynaecol Scand 2008;87:36–42
- Leung NY, Lau AC, Chan KK, Yan WW. Clinical characteristics and outcomes of obstetric patients admitted to the Intensive Care Unit: a 10-year retrospective review. Hong Kong Med J 2010;16:18–25
- Moodley J. Maternal deaths associated with hypertension in South Africa: lessons to learn from the Saving Mothers report, 2005–2007. Cardiovasc J Afr 2011;22:31–5