The Yo-Yo IR2 test: physiological response, reliability, and application to elite soccer - Krustrup, Peter; Mohr, Magni; Nybo, Lars; Jensen, Jack Majgaard; Nielsen, Jens Jung; Bangsbo, Jens (Medicine and science in sports and exercise, 2006)
Keywords: Adult; Exercise Test - methods; Fatigue; Heart Rate - physiology; Humans; Lactic Acid - blood; Male; Phosphocreatine - analysis; Physical Endurance - physiology; Physical Fitness; Reproducibility of Results; Soccer - physiology