Effects of Dexmedetomidine versus Fentanyl as Intrathecal Adjuvants to Ropivacaine in Orthopaedic Surgery. (2026). Iranian Journal of Kideny Diseases | ISSN : 1735 - 8604 | NLM ID: 101316967, 20(2), 105-114. https://ijkd.net/index.php/Iranian-Journal-of-Kideny-Diseas/article/view/11