[Maternal oxygenation in the preanesthetic phase of obstetrical operations].
D000328:Adult; D000773:Anesthesia, Obstetrical; D036861:Delivery, Obstetric; D005260:Female; D006801:Humans; D010100:Oxygen / Q000627:therapeutic use*; D011247:Pregnancy
D010100:Oxygen
Oxigenação materna na fase pré-anestésica das intervenções obstétricas.