Births attended by certified nurse-midwives in the United States reach an all-time high: trends from 1989 to 2006.
Declercq
Eugene
E
D005260:Female; D006801:Humans; D008880:Midwifery / Q000639:trends*; D009721:Nurse Midwives / Q000706:statistics & numerical data / Q000639:trends*; D011247:Pregnancy; D014481:United States