Validation of cut-points for evaluating the intensity of physical activity with accelerometry-based mean amplitude deviation (MAD)
AUTHORS: Vähä-Ypyä H.; Vasankari T. ; Husu P.; Mänttäri A.; Vuorimaa T.; Suni J.; Sievänen H.
AT: Plos One, Public Library of Science, August, 2015.