Estimating physical activity and sedentary behaviour in a free-living environment: A comparative study between Fitbit Charge 2 and Actigraph GT3X.

PLoS One. 2020;15:e0234426

Mikkelsen MK, Berg-Beckhoff G, Frederiksen P, Horgan G, O'Driscoll R, Palmeira AL, Scott SE, Stubbs J, Heitmann BL, Larsen SC