Cardiovascular evaluation of middle-aged individuals engaged in high-intensity sport activities: implications for workload, yield and economic costs
Andrea Menafoglio, Marcello Di Valentino, Alessandra Pia Porretta, Pietro Foglia, Jeanne-Marie Segatto, Patrick Siragusa, Reto Pezzoli, Mattia Maggi, Gian Antonio Romano, Giorgio Moschovitis, Augusto Gallino
British Journal of Sports Medicine Jun 2015, 49 (11) 757-761; DOI: 10.1136/bjsports-2014-093857