title: Penicillin therapy in 44 cases of primary and secondary syphilis.
mesh_terms: D000328:Adult; D002908:Chronic Disease; D002986:Clinical Trials as Topic; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D010400:Penicillin G / Q000627:therapeutic use*; D012008:Recurrence; D013587:Syphilis / Q000188:drug therapy*; D013588:Syphilis Serodiagnosis
chemical_list: D010400:Penicillin G