title: Expanded programme on immunization. Diphtheria epidemic.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D002675:Child, Preschool; D004165:Diphtheria / Q000453:epidemiology* / Q000517:prevention & control; D004168:Diphtheria Toxoid; D004196:Disease Outbreaks; D006801:Humans; D015994:Incidence; D007223:Infant; D007231:Infant, Newborn; D008875:Middle Aged; D011159:Population Surveillance; D012424:Rural Population; D012621:Seasons; D014455:Ukraine / Q000453:epidemiology; D014505:Urban Population
chemical_list: D004168:Diphtheria Toxoid