Supplemental material for A systematic literature review and meta-analysis of the effectiveness of extracorporeal-CPR versus conventional-CPR for adult patients in cardiac arrest

Supplemental Material for A systematic literature review and meta-analysis of the effectiveness of extracorporeal-CPR versus conventional-CPR for adult patients in cardiac arrest by Callum J Twohig, Ben Singer, Gareth Grier and Simon J Finney in Journal of the Intensive Care Society