Muaziz SS, Muhammad Javed Khan, Neelam Noreen, Syed Hassan Iftikhar. POSTOPERATIVE PAIN RELIEF IN PATIENTS UNDERGOING UNILATERAL MODIFIED RADICAL MASTECTOMY; COMPARISON BETWEEN ULTRASOUND GUIDED ERECTOR SPINAE PLANE BLOCK VERSUS ULTRA SOUND GUIDED THORACIC PARAVERTEBRAL BLOCK. IJHR [Internet]. 2025 Mar. 10 [cited 2025 Aug. 28];3(2 (Health & Rehab):21-8. Available from: https://insightsjhr.com/index.php/home/article/view/520