title: [ENDOURETHRAL CHANCRE. DIAGNOSTIC PROBLEMS].
mesh_terms: D002601:Chancre; D003933:Diagnosis; D006801:Humans; D008297:Male; D013587:Syphilis; D014521:Urethra
keywords: DIAGNOSIS; SYPHILIS; URETHRA
vernacular_title: CHANCRE ENDOUR'ETHRAL. PROBL'EMES DE DIAGNOSTIC.