JOURNAL OF INTERNATIONAL MEDICAL RESEARCH, vol.45, no.1, pp.211-219, 2017 (Journal Indexed in SCI)
Objective: To evaluate the effects of an ultrasound-guided transverse abdominis plane (US-TAP) block used for postoperative pain relief by comparing the efficacy of two different volumes/concentrations of the local anaesthetic bupivacaine in patients undergoing laparoscopic cholecystectomies.