Effect of topical local anaesthesia on injection pain associated with administration of sterile water injections - a randomized controlled trial.
Lena B MårtenssonBritt-Marie GunnarssonSandra KarlssonNigel LeeIngrid BerghPublished in: BMC anesthesiology (2022)
The study was registered 08/07/2014 at ClinicalTrials.gov Identifier: NCT02213185 .