1. Clinical Pediatric Urology;Campbell,1951
2. Papilloma of the urethra in an infant;Scott;J.M.A. Alabama,1938
3. Hydronephrosis resulting from obstruction of the urethra by a polyp of the verumontanum;Barrie;Amer. J. Clin. Path.,1961
4. A study of the benign polyps of the male urethra;Randall;Surg., Gynec. & Obst.,1913
5. Polypi and vegetations of the posterior urethra: their influence on the sexual disturbances of men;Valverde;Urol. & Cutan. Rev.,1933