Analgesic Efficacy of Ultrasound-Guided Erector Spinae Plane Block in Patients with Extrahepatic Portal Venous Obstruction Undergoing Splenectomy: A Randomized Controlled Trial Authors Chetna Shamshery (ORCID: https://orcid.org/0000-0002-9175-0514) Sanjay Rastogi (ORCID: https://orcid.org/0000-0002-7804-7349) Swagat Mahapatra (ORCID: https://orcid.org/0000-0003-4195-652X) Prateek Singh Bais (ORCID: https://orcid.org/0000-0003-1499-1602) Keshav Garg (ORCID: https://orcid.org/0000-0003-2175-543X) Prabhakar Mishra (ORCID: https://orcid.org/0000-0003-4769-9106) Suruchi Ambasta Ashish Kannaujia Institutions Sanjay Gandhi Post Graduate Institute of Medical Sciences (IN) Dr. Ram Manohar Lohia Institute of Medical Sciences (IN) Institute of Health Studies and Rehabilitation (IN) Explore the Global Research Space Interactive Map