PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27701728-9 2016 Warfarin-induced skin necrosis is a rare but serious complication that can be prevented by routine screening for protein C, protein S or antithrombin deficiencies or for the presence of antiphospholipid antibodies before beginning warfarin therapy. Warfarin 0-8 serpin family C member 1 Homo sapiens 137-149