Hirday Kumar, Aditya Prakash, and Pankaj Kumar. 2021. “Comparative Evaluation of Perineural Dexamethasone Withropivacaine and Dexamothasone Alone in Thoracic Paravertebral Block for Postoperative Analgesia in Elective Thoracotomy: A Randomized, Double-Blind, Placebo-Controlled Trial”. International Journal of Health and Clinical Research 4 (20):313-18. https://ijhcr.com/index.php/ijhcr/article/view/3273.