5Miyata H, Motomura N, Tsukihara H, et sl. Risk models inclu- ding high-risk caMiovaseMar procedures: clinical predictors of mortality and morbidity [ J ]. EurJ Cardiothorae Surg, 2011,39 (5) :667-674.
6Vasques F, Lucenteforte E, Paone R, et al. Outcome of patients aged />80 years undergoing combined aortic valve replacement and coronary artery bypassgraffing: a systematic: review and meta-analy-sis of 40 studies [ J]. Am Heart J, 2012,164 (3) :410-418.
