Nathaniel T. Pickle, Jason M. Wilken, Jennifer M. Aldridge, Richard R. Neptune and Anne K. Silverman Department of Mechanical Engineering, Colorado School of Mines, Golden, CO, USA Center for the Intrepid, Department of Orthopedics and Rehabilitation, Brooke Army Medical Center, Ft. Sam Houston, TX, USA Department of Mechanical Engineering, The University of Texas at Austin, Austin, TX, USA ema...
