Maintenance work on the ZORA database servers is scheduled for Thursday 25th July 2019 from 19:00-20:00. During this period ZORA and JDB will not be available. Thank you for your understanding.
Hovaguimian, F; Tschopp, C; Beck-Schimmer, Beatrice; Puhan, M (2018). Intraoperative ketamine administration to prevent delirium or postoperative cognitive dysfunction: a systematic review and meta-analysis. Acta anaesthesiologica Scandinavica, 62(9):1182-1193.