The Visible Embryo A detailed pictorial account of normal and abnormal development from conception to birth. Obstetric Ultrasound: A Comprehensive GuideDetailed explanation of how ultrasound is used, with ultrasound photos and videos, plus audio of fetal heartbeats. The March of DimesExtensive information on birth defects, effects of drugs and alcohol during pregnancy, prenatal and newborn screening, and how to have a healthy baby. The National Institute of Child Health and Human DevelopmentInformation on several genetic conditions, including Klinefelter and Fragile-X syndromes. |