title: [Leptospira infection in Leningrad].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007922:Leptospirosis / Q000175:diagnosis / Q000453:epidemiology* / Q000209:etiology; D008297:Male; D008875:Middle Aged; D012426:Russia; D012698:Serologic Tests; D014505:Urban Population; D014895:Weil Disease / Q000175:diagnosis / Q000453:epidemiology / Q000209:etiology
vernacular_title: Leptospiroznaia infektsiia v Leningrade.