@article {83, editor = {,}, title = {Review: patient controlled opioid analgesia reduces postoperative pain more than conventional as-needed opioid analgesia}, volume = {10}, number = {3}, pages = {83--83}, year = {2007}, doi = {10.1136/ebn.10.3.83}, publisher = {Royal College of Nursing}, issn = {1367-6539}, URL = {https://ebn.bmj.com/content/10/3/83}, eprint = {https://ebn.bmj.com/content/10/3/83.full.pdf}, journal = {Evidence-Based Nursing} }