title: [On the incidence of CNZ malformations in the Cologne area 1961--1970 (author's transl)].
mesh_terms: D000757:Anencephaly / Q000453:epidemiology; D002490:Central Nervous System / Q000002:abnormalities*; D000013:Congenital Abnormalities / Q000453:epidemiology; D005860:Germany, West; D006801:Humans; D006849:Hydrocephalus / Q000453:epidemiology; D007231:Infant, Newborn; D012189:Retrospective Studies; D016136:Spina Bifida Occulta / Q000453:epidemiology
vernacular_title: Zur Inzidenz von ZNS-Missbildungen im Kölner Raum in den Jahren 1961--70.