Comparison of low-cost interventions for pain during radial arterial blood gas sampling in the emergency department: a three-arm randomised controlled trial
Dear Editor, I read with great interest the recent article by Taveekijakarn et al. evaluating the efficacy of 10% lidocaine spray and cryo-analgesia compared to standard chlorhexidine preparation for pain management during radial Arterial Blood Gas (ABG) sampling in the Emergency Department (ED).1 The authors should b...