title: [Study of the biological properties of Streptococcus viridans isolated from healthy persons and from chronic tonsillitis patients].
mesh_terms: D000328:Adult; D000898:Antibiosis; D002908:Chronic Disease; D006801:Humans; D014066:Palatine Tonsil / Q000382:microbiology*; D013291:Streptococcus / Q000302:isolation & purification*; D014069:Tonsillitis / Q000382:microbiology*
vernacular_title: Izuchenie biologicheskikh svoĭstv zeleniashchikh streptokokkov, vydelennykh ot zdorovykh lits i bol'nykh khronicheskim tonzillitom