Relationship between processes of care and coronary bypass operative mortality and morbidity.
O'Brien MM, Shroyer AL, Moritz TE, London MJ, Grunwald GK, Villanueva CB, Thottapurathu LG, MaWhinney S, Marshall G, McCarthy M, Henderson WG, Sethi GK, Grover FL, Hammermeister KE. Relationship between processes of care and coronary bypass operative mortality and morbidity. Med Care. 2004 Jan; 42(1):59-70.