1. The National Confidential Enquiry into Perioperative Deaths
2. Randomized comparison of laparoscopy-assisted vaginal hysterectomy with standard vaginal hysterectomy in an outpatient setting;Summitt;Obstetrics and Gynecology,1992
3. 73. Society of Obstetricians and Gynaecologists of Canada. Policy statement on hysterectomy, #47. Society of Obstetricians and Gynaecologists of Canada, 1996, 04, 1–20.
4. A hospital review of advanced gynecologic endoscopic procedures
5. Laparoscopic hysterectomy: Supracervical vs. assisted vaginal;Schwartz;Journal of Reproductive Medicine,1994