1. Effects of Single-Variable Biofeedback on Wheelchair Handrim Biomechanics 
W. Mark Richter, PhD, Andrew M. Kwarciak, MS, Liyun Guo, MS, Jeffrey T. Turner 
Archives of Physical Medicine and Rehabilitation 
Volume 92, Issue 4, Pages (April 2011)
DOI: /j.apmr
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions

2. Fig 1
Image of (A) the testing setup, and (B) the bar graph biofeedback display.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2011 American Congress of Rehabilitation Medicine Terms and Conditions