1. http://www.sgo.org >About SGO >History of SGO.
2. http://www.abog.org/about/about.html.
3. The Gynecologic Oncology Group Administrative Office, Philadelphia, PA.
4. Lewis GL, Park RC, DiSaia PJ. History of the Gynecologic Oncology Group, Chapter 1, p 1–6. In The Gynecologic Oncology Group: report of 35 years of excellence in clinical research. Philip J. DiSaia, 2006.