NALLAM, S.; DARSI, A.; VEERAMALLA, P.; SUNKESULA, A.; CHIRUVELLA, S. Comparison of ultrasound guided transversus abdominis plane block with different concentrations of ropivacaine combined with fentanyl: a randomized double-blind trial. Anaesthesia, Pain & Intensive Care, v. 28, n. 6, p. 1043-1049, 23 dez. 2024.