1. Pregnancy after tubal occlusion: a 5-year study;Gunston;S Afr Med J,1983
2. Laparoscopic tubal sterilization;Peterson;Am J Obstet Gynecol,1971
3. Complications of laparoscopic tubal sterilization;Cunahan;Obstet Gynecol,1980
4. An initial comparison of coagulation techniques of sterilization;Riedel;J Reprod Med,1982
5. Macroscopic and microscopic changes in the fallopian tube after bipolar cauterization;Gunston;S Afr Med J,1983