Electrocardiographic screening in paediatric and adolescent athletes: a 6-year prospective observational study from a Swiss mass-participation race. Swiss Medical Weekly, [S. l.], v. 156, n. 8, p. 5147, 2026. DOI: 10.57187/5147. Disponível em: https://smw.ch/index.php/smw/article/view/5147. Acesso em: 23 sep. 2026.