Cassina M, Dilaghi A, Di Gianantonio E, et al: Pregnancy outcome in women exposed to antiepileptic drugs: teratogenic role of maternal epilepsy and its pharmacologic treatment. Reprod ToxicoI39:50, 2013
Cedars MI: Introduction: childhood implications of parental aging. Fertil Steril 103(6):1379,s2015
Center� for Disease Control and Prevention: Women and smoking. 2014.
AvaIlable at: http://www.cdc.gov/ tobaccol data_statisticsl sgrl50th-anniversary/pdfs/fs_women_smokin�508.pdf. Accessed April 5, 2016
Centers for Disease Control and Prevention: Preconception health and health care. 2015. Available at: http://www.cdc.gov/preconception/index.html. Accessed April 5,s2016
Centers for Disease Control and Prevention: Birth defects. 2016. Available at: http://www.cdc.gov/ncbddd/birthdefects/data.html. Accessed April 5, 2016 Cheng 0, Horon IL: Intimate-partner homicide among pregnant and postpar tum women. Obstet GynecoIsI15(6):1l81, 2010
Cox M, Whittle M], Byrne A, et al: Prep regnancy counseling: experience from 10 5 cases. B]OG 99:873, 1992 Creanga A, Berg CJ, Syverson C, et al: Pregnancy-related mortaliry in the United States, 2006-2010. Obstet Gynecol 125:5,s2015
Cunningham FG, Leveno KJ: Childbearing among older women-the message is cautiously optimistic. N Engl J Med 333:953, 1995 Czeize1 AE, Dudas I: �rev�ntion of the irst occurrence of neural-tube defects by penconceptIonal vltamll1 supplementation. N Engl J Med 327:1832, 1992
D'Angelo 0, Williams L, Morrow B, et al: Preconception and interconception health st�tus of women who recently gave birth to a live-born infant-Pregnancy Risk Assessment Monitoring System (PRAMS), United States, 26 reporting areas, 2004.
IMWR 56(10): 1,s2007
Davies M], Moore VM, Willson KJ, et al: Reproductive technologies and the risk of birth defects. N Engl ] Med 366(19): 1803, 2012 de Jong-van den Berg LT, Hernandez-Diaz S, Weder MM, et al: Trends and predictors of folic acid awareness and periconceptional use in pregnant women. Am] Obstet Gynecolsl92:121, 2005
Forget BG, Bunn HF: Classiication of the disorders of hemoglobin. Cold Spring Harb Perspect Med 3(2):aOI1684, 2013
Fried S, Kozer E, Nulman I, et al: Malformation rates in children of women with untreated epilepsy: a meta-analysis. Drug Saf 27(3): 197, 2004
Geller SE, C?X SM, Callaghan WM, et al: Morbidiry and mortaliry in pregnancy: layll1g the groundwork for safe motherhood. Womens Health Issues 16: 176, 2006