1. Primary carcinoma of the penile urethra;Astraldi;Urol. and Cutan. Rev.,1935
2. Fibrosarcoma of male urethra;Bailey;J. Urol.,1934
3. Malignant tumors of perineoscrotal urethra, 2 cases;Beyer;J. Beige d’Urol.,1937
4. Carcinoma of male urethra;Boggon;Brit. J. Surg.,1933