Electrocardiographic evaluation in athletes: ‘Normal’ changes in the athlete's heart and benefits and disadvantages of screening Sérgio Machado Leite, João Freitas, Manuel Campelo, M. Júlia Maciel

The hearts of competitive athletes: An up-to-date overview of exercise-induced cardiac adaptations Hélder Dores, António Freitas, Aneil Malhotra, Miguel Mendes, Sanjay Sharma

Beware of regression of electrocardiographic abnormalities on detraining – It may not always mean ‘athlete's heart’ José Pedro Marques, António Freitas, João Abecasis