%0 Journal Article
%T Participation frequency in physical education classes and physical activity and sitting time in Brazilian adolescents
%A Diego Augusto Santos Silva
%A Jean-Philippe Chaput
%A Mark S. Tremblay
%J Archive of "PLoS ONE".
%D 2019
%R 10.1371/journal.pone.0213785
%U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6415839/