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;

Interventional cardiology in cancer patients: A position paper from the Portuguese Cardiovascular Intervention Association and the Portuguese Cardio-Oncology Study Group of the Portuguese Society of Cardiology Miguel Nobre Menezes; Marta Tavares da Silva; Andreia Magalhães; Bruno Melica; Júlia Cristina Toste; Rita Calé; Manuel Almeida; Manuela Fiuza; Eduardo Infante de Oliveira;

National registries for rare clinical conditions: Networking to promote evidence-based healthcare Adelino F. Leite-Moreira; Francisca Saraiva;