[Pediatric social studies on morbidity in child day care centers].
D002656:Child Day Care Centers; D002675:Child, Preschool; D005260:Female; D005859:Germany, East; D006801:Humans; D007223:Infant; D008297:Male; D010033:Otitis Media / Q000635:transmission*; D012141:Respiratory Tract Infections / Q000635:transmission*
Sozialpädiatrische Untersuchungen zur Morbidität in Kinderkrippen.