1. Agency for Healthcare Research and Quality The Challenges of Measuring Physician Quality https://cahps.ahrq.gov/consumer-reporting/talkingquality/create/physician/challenges.html
2. Agency for Healthcare Research and Quality Tip 1. Write Text That's Easy for Your Audience to Understand https://cahps.ahrq.gov/consumer-reporting/talkingquality/resources/writing/tip1.html#_ftn1
3. Informed Consent: ACOG Committee Opinion No. 439;The American College of Obstetricians and Gynecologists;Obstetrics and Gynecology,2009
4. Blueprint for Action: Steps toward a High-Quality, High-Volume Maternity Care System;Angood;Women's Health Issues,2010