PLAYgrounds: Effect of a PE playground program in primary schools on PA levels during recess in 6 to 12 year old children. Design of a prospective controlled trial
Article
Janssen, Mirka, Toussaint, Huub M, Van Willem, Mechelen et al. (2011). PLAYgrounds: Effect of a PE playground program in primary schools on PA levels during recess in 6 to 12 year old children. Design of a prospective controlled trial
. 11 10.1186/1471-2458-11-282
Janssen, Mirka, Toussaint, Huub M, Van Willem, Mechelen et al. (2011). PLAYgrounds: Effect of a PE playground program in primary schools on PA levels during recess in 6 to 12 year old children. Design of a prospective controlled trial
. 11 10.1186/1471-2458-11-282