Frequency of fatal congenital anomalies of the nervous system: association with geographic latitude.
D000569:Americas; D002490:Central Nervous System / Q000002:abnormalities*; D002675:Child, Preschool; D000013:Congenital Abnormalities / Q000453:epidemiology* / Q000401:mortality; D006801:Humans; D007223:Infant; D007231:Infant, Newborn; D009026:Mortality; D013223:Statistics as Topic; D014944:World Health Organization