TY - RPRT TI - Methods for determining three-dimensional wheelchair pushrim forces and moments: a technical note. AU - R A Cooper AU - R N Robertson AU - D P VanSickle AU - M L Boninger AU - S D Shimada PY - 1997 UR - https://pubmed.ncbi.nlm.nih.gov/9108343/ ID - 9108343 ER -