Training load and submaximal heart rate testing throughout a competitive period in a top-level male football team

Vincenzo Ragoab , Peter Krustrupc , Rafael Martín-Acerod , António Rebeloa & Magni Mohr*cefa Centre of Research, Education, Innovation and Intervention in Sport, Faculty of Sports, University of Porto, Porto, Portugalb Portugal Football School, Portuguese Football Federation, Oeiras, Portugalc Department of Sports Science and Clinical Biomechanics, Faculty of Health Sciences, University of Southern Denmark, Odense, Denmarkd Department of...