1. Socio-Economic factbook for surgery,1987
2. Who should have intravenous pyelograms before hysterectomy for benign disease;Piscitelli;Obstet Gynecol,1987
3. A pyelographic study of ureteric injuries sustained during hysterectomy for benign conditions;Solomons;Surg Gynecol Obstet,1960
4. The value of intravenous urograms in pelvic surgery;Schwartz;Obstet Gynecol,1964
5. Vaginal hysterectomy, the ureter and excretory urography;VanNagell;Obstet Gynecol,1972