%0 Journal Article %A Keng Lam %A Navdeep Sangha %T Unresponsive postoperative patient %D 2021 %R 10.1136/practneurol-2020-002812 %J Practical Neurology %P 559-560 %V 21 %N 6 %U https://pn.bmj.com/content/practneurol/21/6/559.full.pdf