@misc{indiciae80ec0405bc9f, title = {Technical problems and side effects associated with continuous intrathecal or epidural post-operative analgesia in patients undergoing hip arthroplasty.}, author = {L Niemi and M Pitkänen and M Tuominen and P H Rosenberg}, year = {1994}, url = {https://pubmed.ncbi.nlm.nih.gov/7851354/}, note = {Source identifier: 7851354} }