@misc{misc50040557, title = {Calcificacao do anel mitral: analise ecodopplercardiografica de 318 casos}, author = {Lehmann, S and Parga, J R and Medeiros, C and Abensur, H. and Pardi, M M and Martins, T and Azevedo, J C and Pileggi, F}, year = {1991}, booktitle = {Congresso da Sociedade Brasileira de Cardiologia} }