1. Department of Gynaecology, University of British Columbia, Vancouver, BC, Canada
2. Department of Psychology, University of British Columbia, Vancouver, BC, Canada
3. Department of Educational and Counselling Psychology, and Special Education, University of British Columbia, Vancouver, BC, Canada
4. Departments of Surgery and Psychiatry, Memorial Sloan Kettering Cancer Center, New York, New York, USA
5. Division of General Surgery, St. Paul's Hospital, Vancouver, BC, Canada