[A study of causes and prevention of postoperative hypoxemia (author's transl)].
D000368:Aged; D005260:Female; D006801:Humans; D000860:Hypoxia / Q000209:etiology* / Q000517:prevention & control; D008297:Male; D008875:Middle Aged; D011175:Positive-Pressure Respiration; D011183:Postoperative Complications / Q000517:prevention & control*