Measurement of quality of life in clinical trials of therapy.
D000203:Activities of Daily Living; D002986:Clinical Trials as Topic; D001026:Coronary Artery Bypass; D003327:Coronary Disease / Q000601:surgery; D004311:Double-Blind Method; D006801:Humans; D009369:Neoplasms / Q000628:therapy; D011788:Quality of Life; D011897:Random Allocation