[Systolic findings as a prognostic sign in operations on middle-aged and elderly individuals].
D000368:Aged; D004562:Electrocardiography; D006801:Humans; D008875:Middle Aged; D011183:Postoperative Complications; D011300:Preoperative Care
Sistolicheskiĭ pokazatel' kak prognosticheskiĭ priznak pri operatsiiakh u bol'nykh pozhilogo i starcheskogo vozrasta.