[Streptococcal infection in certain population groups in Saaremaa Island (Estonian SSR)].
D000293:Adolescent; D000328:Adult; D002648:Child; D004957:Estonia; D006801:Humans; D013290:Streptococcal Infections / Q000453:epidemiology*; D014069:Tonsillitis / Q000453:epidemiology / Q000209:etiology
Dannye o streptokokkovoĭ infektsii sredi nekotorykh kontingentov naseleniia na ostrove Saarema Estonskoĭ SSR.