title: Some epidemiological aspects of central nervous system malformations in Manitoba.
mesh_terms: D000014:Abnormalities, Drug-Induced / Q000453:epidemiology*; D000757:Anencephaly / Q000453:epidemiology; D002490:Central Nervous System / Q000002:abnormalities*; D002986:Clinical Trials as Topic; D000013:Congenital Abnormalities / Q000235:genetics; D004032:Diet; D064420:Drug-Related Side Effects and Adverse Reactions; D004812:Epidemiologic Methods; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000453:epidemiology; D007231:Infant, Newborn; D008350:Manitoba; D011247:Pregnancy; D011248:Pregnancy Complications; D011251:Pregnancy Complications, Infectious / Q000188:drug therapy; D016135:Spinal Dysraphism / Q000453:epidemiology; D013997:Time Factors