Effect of nationwide school policy on device-measured physical activity in Danish children and adolescents: a natural experiment
Titel:
Effect of nationwide school policy on device-measured physical activity in Danish children and adolescents: a natural experiment
Auteur:
Pedersen, Natascha H. Grøntved, Anders Brønd, Jan C. Møller, Niels C. Larsen, Kristian T. Debrabant, Birgit Koch, Sofie Troelsen, Jens Brage, Søren Schipperijn, Jasper Hjelmborg, Jacob Wedderkopp, Niels Christiansen, Lars B. Kristensen, Peter L.