1. Adjusted hospital death ratcs: a potential screen tfr quality of medical care;Dubois, R.W.; Brook, R.H.;A)itl IPttblic Hcalth,1987
2. A method of uniform stratification of risk for evaluating the results of surgery in acquired adult heart disease;Parsonnet, V.; Dean, D.; Bernstein, A.D.;Circulationt,1989
3. Measuring case mix;Sanderson, H.,1992
4. Results of coronarv artery surgery in patients with poor left ventricular function (CASS);Alderman, E.L.; Fisher, L.D.; Litwin, M.S.; Kaiser, G.C.; Myers, W.O.; Maynard, C.;Circulatio,1983