title: Concurrent acute infection with hepatitis A and B.
mesh_terms: D000208:Acute Disease; D000328:Adult; D003075:Coitus; D005260:Female; D006506:Hepatitis A / Q000150:complications* / Q000635:transmission; D006509:Hepatitis B / Q000150:complications* / Q000635:transmission; D006801:Humans; D008297:Male