Epidemiology of neural-tube defects and Down's syndrome in Rochester, Minnesota, 1935-1971.
D000757:Anencephaly / Q000150:complications / Q000453:epidemiology*; D001722:Birth Order; D004314:Down Syndrome / Q000453:epidemiology* / Q000209:etiology; D005260:Female; D006801:Humans; D006849:Hydrocephalus / Q000150:complications / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D008423:Maternal Age; D008457:Measles / Q000150:complications*; D008910:Minnesota; D010935:Plant Diseases; D011247:Pregnancy; D011251:Pregnancy Complications, Infectious; D012621:Seasons; D012737:Sex Factors; D016135:Spinal Dysraphism / Q000150:complications / Q000453:epidemiology* / Q000209:etiology