The Ritgen maneuver: another sacred cow questioned.
Cunningham
F Gary
FG
D001003:Anal Canal / Q000293:injuries*; D036861:Delivery, Obstetric / Q000009:adverse effects* / Q000379:methods*; D005260:Female; D006801:Humans; D022125:Lacerations / Q000517:prevention & control*; D011247:Pregnancy