Social support and leisure-time physical activity: longitudinal evidence from the Brazilian Pró-Saúde cohort study

por Oliveira, Aldair J, Lopes, Claudia S, de Leon, Antônio C Ponce, Rostila, Mikael, Griep, Rosane H, Werneck, Guilherme L, Faerstein, Eduardo
Publicado 2011