title: The 'great imitator' keeps up with the times.
mesh_terms: D000328:Adult; D003937:Diagnosis, Differential; D005260:Female; D006801:Humans; D010406:Penicillins / Q000627:therapeutic use; D012871:Skin Diseases / Q000175:diagnosis*; D013587:Syphilis / Q000175:diagnosis* / Q000188:drug therapy
chemical_list: D010406:Penicillins