Keywords = Postoperative Nalbuphine Consumption
ANALGESIC EFFICACY OF BILATERAL ULTRASOUND GUIDED ERECTOR SPINAE PLANE BLOCK IN LUMBAR SPINE SURGERIES

Volume 50, Issue 2, April 2021, Pages 1447-1458

Abd El-Rahman Mohammed Abd El-Fattah El-Maghraby; Ayman Hussein Fahmy Mohammed Kahla; Othman Saad El-Deen Yahia Mousa