Exercise stress testing before and after successful multivessel percutaneous transluminal coronary angioplasty - Chalela, W. A.; Kreling, J. C.; Falcão, A. M.; Hueb, W.; Moffa, Paulo Jorge; Pereyra, P. L. A.; Ramires, José Antônio Franchini (Brazilian Journal of Medical and Biological Research, 2006)