title: [Defective 6-year molars increasing--an inquiry].
authors.forename: W E
authors.initials: WE
authors.lastname: Wetzel
authors.forename: U
authors.initials: U
authors.lastname: Reckel
mesh_terms: D000293:Adolescent; D002648:Child; D003744:Dental Enamel Hypoplasia / Q000453:epidemiology*; D005260:Female; D005858:Germany / Q000453:epidemiology; D006801:Humans; D008297:Male; D008963:Molar / Q000002:abnormalities*; D014071:Tooth Abnormalities / Q000453:epidemiology; D014074:Tooth Calcification / Q000502:physiology
vernacular_title: Fehlstrukturierte Sechsjahrmolaren nehmen zu--eine Umfrage.