[Preoperative use of oxygen therapy in patients with acquired heart defects].
D006801:Humans; D008946:Mitral Valve Stenosis / Q000601:surgery*; D010100:Oxygen / Q000627:therapeutic use*
D010100:Oxygen
MITRAL STENOSIS/surgery; OXYGEN/therapeutic use
Predoperatsionnoe primenenie kislorodnoi terapii u bol'nykh s priobretennymi porokami serdtsa.