Xue, Xing Efficacy of prophylactic epidural ketamine for reducing shivering in patients undergoing caesarean section with combined spinal-epidural anesthesia. [electronic resource] - Biomedical reports May 2018 - 485-490 p. digital Publication Type: Journal Article ISSN: 2049-9434 Standard No.: 10.3892/br.2018.1072 doi