[Protection of the perineum during labor with the aid of perineal specula].
D005260:Female; D006801:Humans; D007744:Obstetric Labor Complications / Q000517:prevention & control*; D009774:Obstetrics / Q000295:instrumentation*; D010502:Perineum / Q000293:injuries*; D011247:Pregnancy; D012421:Rupture / Q000517:prevention & control
Zashchita promezhnosti v rodakh s pomoshch'iu promezhnostnykh zerkal