[20 years of pediatric 1st-aid service in Ostrava].
D002648:Child; D002662:Child Health Services / Q000266:history*; D003604:Czechoslovakia; D004632:Emergency Medical Services / Q000266:history*; D005392:First Aid; D006801:Humans
Dvacet let dĕtské lékarské sluzby první pomoci v Ostravĕ.