RT Journal Article SR Electronic T1 Cardiac investigations after ischaemic stroke JF Clinical Medicine JO Clin Med FD Royal College of Physicians SP e120 OP e121 DO 10.7861/clinmed.Let.21.1.9 VO 21 IS 1 A1 Marina Mannino YR 2021 UL http://www.rcpjournals.org/content/21/1/e120.2.abstract