title: [4 cases of syphilis in a single family].
mesh_terms: D000293:Adolescent; D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013587:Syphilis / Q000235:genetics*
vernacular_title: Chetyre sluchaia sifilsa v odnoĭ sem'e.