Normative Quadriceps and Hamstring Muscle Strength Values for Female, Healthy, Elite Handball and Football Players.

"The Oslo Sports Trauma Research Center has been established at the Norwegian School of Sport Sciences through generous grants from the Royal Norwegian Ministry of Culture, the South-Eastern Norway Regional Health Authority, the International Olympic Committee, the Norwegian Olympic Committee & Confederation of Sport, and Norsk Tipping AS. The authors have no conflicts of interest to disclose. The study was approved by the Regional Committee for Medical Research Ethics; South-Eastern Norway Regional Health Authority, Norway, and by the Norwegian Social Science Data Services."

"The Oslo Sports Trauma Research Center has been established at the Norwegian School of Sport Sciences through generous grants from the Royal Norwegian Ministry of Culture, the South-Eastern Norway Regional Health Authority, the International Olympic Committee, the Norwegian Olympic Committee & Confederation of Sport, and Norsk Tipping AS. The authors have no conflicts of interest to disclose. The study was approved by the Regional Committee for Medical Research Ethics; South-Eastern Norway Regional Health Authority, Norway, and by the Norwegian Social Science Data Services."