RT Journal Article SR Electronic T1 Residual recurrence risk of ischaemic cerebrovascular events: concept, classification and implications JF Stroke and Vascular Neurology JO Stroke Vasc Neurol FD BMJ Publishing Group Ltd SP 155 OP 157 DO 10.1136/svn-2021-000885 VO 6 IS 2 A1 Wang, Yongjun YR 2021 UL http://svn.bmj.com/content/6/2/155.abstract AB