Mitral valve annuloplasty with a bovine pericardial strip - 18-year results - Pomerantzeff, Pablo Maria Alberto; Brandão, Carlos Manuel de Almeida; Albuquerque, Marcelo Ancilon; Pomerantzeff, Paola Yastrevov; Takeda, Flavio; Oliveira, Sérgio Almeida de (Clinics, 2005)