1. Patient safety: principles and practice,2004
2. To err is human: building a safer health system;Kohn,1999
3. Crossing the quality chasm: a new health system for the 21st century;Committee on Quality of Health Care in America,2001
4. Patient safety in obstetrics and gynecology: an agenda for the future;Pearlman;Obstet Gynecol,2006
5. Patient safety in women's health care: a framework for progress;Gluck;Clin Obstet Gynecol,2007