Mäkelä, K. , Kokko, S. , Kannas, L. , Villberg, J. , Vasankari, T. , Heinonen, J. , Savonen, K. , Alanko, L. , Korpelainen, R. , Selänne, H. and Parkkari, J. (2016) Physical Activity, Screen Time and Sleep among Youth Participating and Non-Participating in Organized Sports—The Finnish Health Promoting Sports Club (FHPSC) Study.
Advances in Physical Education,
6, 378-388. doi:
10.4236/ape.2016.64038.