title: Birthing the placenta. Tear prevention.
mesh_terms: D005260:Female; D006801:Humans; D007749:Labor Stage, Third; D009721:Nurse Midwives; D010502:Perineum / Q000293:injuries*; D010920:Placenta; D011247:Pregnancy; D014947:Wounds and Injuries / Q000517:prevention & control