Authors:
Welk, GJ
Differding, JA
Thompson, RW
Blair, SN
Dziura, J
Hart, P
Citation: Gj. Welk et al., The utility of the Digi-Walker step counter to assess daily physical activity patterns, MED SCI SPT, 32(9), 2000, pp. S481-S488
Citation: Gj. Welk et al., The validity of the Tritrac-R3D Activity Monitor for the assessment of physical activity: II. Temporal relationships among objective assessments, RES Q EXERC, 69(4), 1998, pp. 395-399