RT Journal Article SR Electronic T1 78-year-old woman with opsoclonus myoclonus ataxia syndrome secondary to COVID-19 JF BMJ Case Reports JO BMJ Case Reports FD BMJ Publishing Group Ltd SP e243165 DO 10.1136/bcr-2021-243165 VO 14 IS 5 A1 Biplab Saha A1 Santu Saha A1 Woon Hean Chong YR 2021 UL http://casereports.bmj.com/content/14/5/e243165.abstract AB