Physical activity levels objectively measured among older adults: a population-based study in a Southern city of Brazil

Author(s)	VV Ramires, FC Wehrmeister, AW Böhm, L Galliano, U Ekelund, S Brage, ICM da Silva
Journal / Source	https://ijbnpa.biomedcentral.com/articles/10.1186/s12966-017-0465-3
Date	February 2017