Hyperhomocystinemia in patients with coronary artery disease - Faria-Neto, J. R.; Chagas, A. C. P.; Bydlowski, Sérgio Paulo; Lemos Neto, P. A.; Chamone, Dalton de Alencar Fischer; Ramires, José Antônio Franchini; Luz, Protásio Lemos da (Brazilian Journal of Medical and Biological Research, 2006)