[Morbidity in preschool-age children].
Strnad
S
S
D002648:Child; D002656:Child Day Care Centers; D002675:Child, Preschool; D003604:Czechoslovakia; D006801:Humans; D007223:Infant; D009017:Morbidity; D012111:Residence Characteristics; D012578:Schools, Nursery
K nemocnosti dĕtí predskolního vĕku.