Number of days required to estimate physical activity constructs objectively measured in different age groups: Findings from three Brazilian (Pelotas) population-based birth cohorts.
Ricardo LIC, Wendt A, Galliano LM, de Andrade Muller W, Niño Cruz GI, Wehrmeister F, Brage S, Ekelund U, Crochemore M Silva I
PLoS ONE. Apr 2019
(DOI : 10.1371/journal.pone.0216017)