TY - RPRT TI - Walking efficiency before and after total hip replacement. AU - M Brown AU - H J Hislop AU - R L Waters AU - D Porell PY - 1980 DO - 10.1093/ptj/60.10.1259 UR - https://pubmed.ncbi.nlm.nih.gov/7443787/ ID - 7443787 ER -