Worldwide use of the first set of physical activity Country Cards: The Global Observatory for Physical Activity – GoPA!
Newsletter International Journal of Behavioral Nutrition and Physical Activity. Andrea Ramirez Varela, Deborah Salvo, Michael Pratt, Karen Milton, Katja Siefken, Adrian Bauman, Harold W. Kohl III, I-Min Lee, Gregory Heath, Charlie Foster, Kenneth Powell and Pedro C. Hallal.