American College of Obstetricians and Gynecologists

有許多醫學組織及醫學院贊助此活動，例如美国医学会、美國婦產科醫學會（American College of Obstetricians and Gynecologists）、美國生殖醫學學會（American Society of Reproductive Medicine）、哈佛大學等。

  American College of Obstetricians and Gynecologists; Task Force on Hypertension in Pregnancy. Hypertension in pregnancy. Report of the American College

ACOG Practice Bulletin (American College of Obstetricians and Gynecologists（英语：American College of Obstetricians and Gynecologists）). 2001, 24 (February)

5100.  American Congress of Obstetricians and Gynecologists, Five Things Physicians and Patients Should Question, Choosing Wisely: an initiative of the ABIM

有一人進行剖宫产，1982年至2002年則是每533位產婦有一人進行剖宫产。美國婦產科學院（英语：American College of Obstetricians and Gynecologists）在2002年統計過去50年來發生率增加了十倍。在進行剖宫产後的分娩，出現植入性胎盤的機率約為0.4-0