1. Flexner A. Medical education in the United States and Canada: a report to the Carnegie Foundation for the Advancement of Teaching. New York: The Carnegie Foundation for the Advancement of Teaching. Bull. No. 4, 1910
2. The specialty of gynecology and obstetrics;Lynch;JAMA,1924
3. Obstetrics and gynecology in America: a history;Speert,1980
4. Using outcomes to evaluate surgical competency: a new model for graduate medical education;AUGS Quarterly Report,2003
5. Shifting paradigms: from Flexner to competencies;Carraccio;Acad Med,2002