title: [Hepatitis B and primo-secondary syphilis. 3 cases].
mesh_terms: D000293:Adolescent; D000328:Adult; D006509:Hepatitis B / Q000150:complications* / Q000635:transmission; D006716:Homosexuality; D006801:Humans; D008297:Male; D008875:Middle Aged; D012749:Sexually Transmitted Diseases; D013587:Syphilis / Q000150:complications*
vernacular_title: Hépatite B et syphilis primo-secondaire. 3 observations.