title: Standardized methods for heparin therapy.
mesh_terms: D001780:Blood Coagulation Tests; D006493:Heparin / Q000008:administration & dosage / Q000097:blood / Q000627:therapeutic use*; D006801:Humans; D008722:Methods; D013925:Thromboplastin
chemical_list: D006493:Heparin; D013925:Thromboplastin