Non¿pharmacological treatment of refractory angina: The coronary sinus reducer, the new kid on the block Sérgio Madeira; Catarina Brízido; Luís Raposo; João Brito; Nélson Vale; Sílvio Leal; Pedro de Araújo Gonçalves; Henrique Mesquita Gabriel; Rui Campante Teles; Manuel Almeida;

Coronary physiology in clinical practice in Portugal: A problem of technology or a question of attitude? Rita Calé;

Impella support for cardiogenic shock and high-risk percutaneous coronary intervention: A single-center experience Mariana Brandão; Daniel Caeiro; Gustavo Pires-Morais; João Gonçalves Almeida; Pedro Gonçalves Teixeira; Marisa Passos Silva; Marta Ponte; Adelaide Dias; Marco Oliveira; Alberto Rodrigues; Pedro Braga;