Perrin, T., Trachsel, L. . D., Schneiter, S., Menafoglio, A., Albrecht, S., Pirrello, T., Eser, P., Roten, L., Gojanovic, B. and Wilhelm, M. (2016) “Prevalence of abnormal electrocardiograms in Swiss elite athletes detected with modern screening criteria”, Swiss Medical Weekly, 146(5152), p. w14376. doi: 10.4414/smw.2016.14376.