[MEASURES FOR DIPHTHERIA CONTROL IN THE ROSTOV REGION].
D003140:Communicable Disease Control; D004165:Diphtheria; D006801:Humans; D009017:Morbidity; D014586:USSR
COMMUNICABLE DISEASE CONTROL; DIPHTHERIA; MORBIDITY; USSR
MEROPRIIATIIA PO BOR'BE S DIFTERIE I V ROSTOVSKO I OBLASTI.