RT Journal Article SR Electronic T1 Withdrawn: Filter clotting, anticoagulation and duration of sled in patients with COVID-19 and acute kidney injury JF Journal of Investigative Medicine JO J Investig Med FD BMJ Publishing Group Ltd SP 949 OP 949 DO 10.1136/jim-2021-SRMC.112.643wit VO 69 IS 4 YR 2021 UL http://hw-f5-jim.highwire.org/content/69/4/949.abstract AB