G. S. HASSARADDI, P. SD, P. VADIGERI, S. JN, and R. BABU, “COMPARISION OF ANALGESIC EFFICACY OF ROPIVACAINE VERSUS BUPIVACAINE IN ULTRASOUND GUIDED BILATERAL ERECTOR SPINAE BLOCK IN LAPAROSCOPIC CHOLECYSTECTOMY: RANDOMIZED CLINICAL TRIAL”, Int J Curr Pharm Sci, vol. 17, no. 4, pp. 94–97, Jul. 2025.