Intrathecal morphine administration reduces postoperative pain and peripheral endocannabinoid levels in total knee arthroplasty patients: a randomized clinical trial.
Martin KaczochaSyed AzimJames NicholsonMario J RebecchiYong LuTian FengJamie L RomeiserRuth ReinselSabeen RizwanShivam ShodhanNora D VolkowHelene BenvenistePublished in: BMC anesthesiology (2018)
NCT02620631 . Study to Examine Pain Relief With Supplemental Intrathecal Morphine in TKA Patients, NCT02620631 , 12/03/2015.