Rescue of trapped Rotablator with knuckle technique for chronic total occlusion Maurício L. Prudente, Felipe B. Amaral, Álvaro de M. Júnior, Fernando H. Fernandes, Flavio P. Barbosa, Adriano G. de Araújo, Max W. Nery, Giulliano Gardenghi

Sealing a ruptured non-culprit coronary plaque in a patient with acute myocardial infarction with bioresorbable vascular scaffolds Javier Cuesta, Fernando Rivero, Teresa Bastante, Amparo Benedicto, Guillermo Diego, Fernando Alfonso

Ionizing radiation exposure in complex percutaneous coronary intervention: Defining local diagnostic reference levels in the catheterization laboratory Hugo Costa, Miguel Espírito-Santo, João Bispo, João Guedes, Graciano Paulo, Jorge Mimoso, Hugo Palmeiro, Rui Baptista Gonçalves, Hugo Vinhas