Prenatal care and obstetric abnormalities. Experiences of 185,000 Pennsylvania births.
D000328:Adult; D001720:Birth Injuries / Q000453:epidemiology*; D000013:Congenital Abnormalities / Q000453:epidemiology*; D005260:Female; D005313:Fetal Death / Q000453:epidemiology; D005865:Gestational Age; D006801:Humans; D007086:Illegitimacy; D007226:Infant Mortality; D007231:Infant, Newborn; D007234:Infant, Premature; D008297:Male; D008423:Maternal Age; D008427:Maternal Health Services; D009725:Nurseries, Hospital; D007744:Obstetric Labor Complications / Q000453:epidemiology; D007752:Obstetric Labor, Premature / Q000453:epidemiology; D010298:Parity; D010414:Pennsylvania; D011247:Pregnancy; D011248:Pregnancy Complications / Q000453:epidemiology*; D011295:Prenatal Care; D044469:Racial Groups; D012621:Seasons; D012737:Sex Factors; D012959:Socioeconomic Factors