Effect of coronary artery bypass graft surgery on survival.
Friedman
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D015986:Confounding Factors, Epidemiologic; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000188:drug therapy / Q000401:mortality* / Q000601:surgery; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D015996:Survival Rate