Official Journal of The American Academy of Orthotists and Prosthetists
JPO Journal of Prosthetics & Orthotics
October 2016 – Volume 28 – Issue 4 – p 154–164
doi: 10.1097/JPO.0000000000000108
Houston, Helen MS, OTR/L; Dickerson, Anne E. PhD, OTR/L, SCDCM, FAOTA; Wu, Qiang PhD