title: Primary syphilitic chancres on arms, fingers and hands: more common than reported.
authors: Erwin J O
authors: EJ
authors: Kompanje
mesh_terms: D001132:Arm; D002601:Chancre / Q000473:pathology*; D015658:HIV Infections / Q000150:complications*; D006801:Humans; D008297:Male; D013587:Syphilis / Q000473:pathology*