Continuity of caregivers during pregnancy and childbirth.
D003266:Continuity of Patient Care / Q000458:organization & administration*; D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D008427:Maternal Health Services / Q000458:organization & administration*; D009721:Nurse Midwives / Q000458:organization & administration*; D011247:Pregnancy; D011295:Prenatal Care / Q000458:organization & administration*; D012107:Research Design