Ismail I, Tobing DA, Bachtiar A, Siregar UP, Tambunan KL. Protein C, protein S, antithrombin III, and hyperfibrinogenemia in deep vein thrombosis (DVT) among patients who underwent high risk orthopaedic surgery. Med J Indones [Internet]. 2004Feb.1 [cited 2023Mar.21];13(1):24-0. Available from: http://mji.ui.ac.id/journal/index.php/mji/article/view/130