G’oyibov S.S., and Nematulloev T.K. “REVIEW OF NEURAXIAL TECHNIQUES IN ANAESTHESIA: RISKS, CAUSES, AND RECOMMENDATIONS FOR SPINAL CORD INJURIES”. World Scientific Research Journal, vol. 20, no. 1, Oct. 2023, pp. 145-5, http://wsrjournal.com/index.php/wsrj/article/view/2844.