Open Access
Health Services: Derivation and validation of predictive indices for 30-day mortality after coronary and valvular surgery in Ontario, Canada
Louise Y. Sun, Anna Chu, Derrick Y. Tam, Xuesong Wang, Jiming Fang, Peter C. Austin, Christopher M. Feindel, Garth H. Oakes, Vicki Alexopoulos, Natasa Tusevljak, Maral Ouzounian and Douglas S. Lee; for the CorHealth Ontario Cardiac Surgery Risk Adjustment Task Group
