1 Department of Kinesiology and Community Health, University of Illinois at Urbana-Champaign, Champaign, IL ; Program in Computational Science and Engineering, University of Illinois at Urbana-Champaign, Champaign, IL.
2 Department of Electrical and Computer Engineering, University of Illinois at Urbana-Champaign, Champaign, IL.
3 Department of Kinesiology and Community Health, University of Illinois at Urbana-Champaign, Champaign, IL ; Division of Disability Resources and Educational Services, University of Illinois at Urbana-Champaign, Champaign, IL.
4 Center on Health, Aging, and Disability, University of Illinois at Urbana-Champaign, Champaign, IL.
5 Department of Kinesiology and Community Health, University of Illinois at Urbana-Champaign, Champaign, IL ; Program in Computational Science and Engineering, University of Illinois at Urbana-Champaign, Champaign, IL ; Center on Health, Aging, and Disability, University of Illinois at Urbana-Champaign, Champaign, IL.