1. Biomechanic Evaluation of Upper-Extremity Symmetry During Manual Wheelchair Propulsion Over Varied Terrain 
Wendy J. Hurd, PhD, Melissa M. Morrow, MS, Kenton R. Kaufman, PhD, Kai-Nan An, PhD 
Archives of Physical Medicine and Rehabilitation 
Volume 89, Issue 10, Pages (October 2008)
DOI: /j.apmr
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions

2. Fig 1
Symmetry indexes for (A) propulsion moment, (B) total force, (C) tangential force, (D) fractional effective force, (E) time-to-peak propulsion moment, (F) work, (G) contact, (H) power. *Significant differences between laboratory and outdoor community conditions.
Archives of Physical Medicine and Rehabilitation  , DOI: ( /j.apmr )
Copyright © 2008 American Congress of Rehabilitation Medicine and the American Academy of Physical Medicine and Rehabilitation Terms and Conditions