2020 Top 10 Original Articles in the Arquivos Brasileiros de Cardiologia and the Revista Portuguesa de Cardiologia Ricardo Fontes-Carvalho; Gláucia Maria Moraes de Oliveira; Nuno Cardim; Carlos Eduardo Rochitte;

Fistulous coronary artery aneurysms: Further insights into mechanistic and clinical implications Kenan Yalta; Cihan Ozturk; Tulin Yalta; Ertan Yetk¿n;

Transapical off-pump mitral valve repair with NeoChord implantation: Is less better? Gonçalo F. Coutinho;