PT - JOURNAL ARTICLE AU - Keng Lam AU - Navdeep Sangha TI - Unresponsive postoperative patient AID - 10.1136/practneurol-2020-002812 DP - 2021 Dec 01 TA - Practical Neurology PG - 559--560 VI - 21 IP - 6 4099 - http://pn.bmj.com/content/21/6/559.short 4100 - http://pn.bmj.com/content/21/6/559.full SO - Pract Neurol2021 Dec 01; 21