Supraclavicular block with Mepivacaine vs Ropivacaine, their impact on postoperative pain: a prospective randomised study.
Irén SellbrantJon KarlssonJan G JakobssonBengt NellgårdPublished in: BMC anesthesiology (2021)
NCT03749174 (clinicaltrials.gov, Nov 21, 2018, retrospectively registered).