Sonja R. Kinney, MD, associate professor, director of the division of obstetrics & gynecology, medical director, Olson Center for Women's Health, University of Nebraska Medical Center, Omaha.
American College of Obstetricians and Gynecologists.
Your Pregnancy and Childbirth, Month by Month, 5th ed.
Kid's Health.org: "Birthing Centers and Hospital Maternity Services."
Brigham and Women's Hospital: "Guide for Expectant Parents."
American Association of Birth Centers.
American Association of Birth Centers: "Standards for Birth Centers."
CDC: "Home Births in the United States, 1990- 2009."
American College of Obstetricians and Gynecologists Committee Opinion, February 2011, Planned Home Birth.
A Family-Friendly Option for Childbirth
British Medical Journal, June 16, 2005.
American College of Nurse Midwives: "Comparison of Certified Nurse-Midwives, Certified Midwives, and Certified Professional Midwives."
Midwives Alliance of North America: "Direct-Entry Midwifery State-by State Legal Status."
American College of Nurse Midwives: "Ten Questions Midwives Should Ask When Looking for Professional Liability Insurance."