PT - JOURNAL ARTICLE AU - Phil E M Smith TI - Gratitude <em>by Oliver Sacks</em> AID - 10.1136/practneurol-2021-003219 DP - 2022 Feb 01 TA - Practical Neurology PG - 90--90 VI - 22 IP - 1 4099 - http://pn.bmj.com/content/22/1/90.short 4100 - http://pn.bmj.com/content/22/1/90.full SO - Pract Neurol2022 Feb 01; 22