1. Laparoscopic sterilization—Part II;Wortman;Population Report Series C,1973
2. Colpotomy—the vaginal approach;Wortman;Population Report Series C,1973
3. Vaginal sterilization;Soonawala,1973
4. Tubal sterilization methodology: Postoperative management and follow-up of 2,934 cases;Yuzpe;Can. Med. J,1972