title: Sensitivity of the activated partial thromboplastin time to heparin: effect of anticoagulant used for sample collection.
mesh_terms: D001780:Blood Coagulation Tests; D001793:Blood Preservation; D001800:Blood Specimen Collection; D002951:Citrates / Q000097:blood; D006493:Heparin / Q000097:blood / Q000494:pharmacology*; D006801:Humans; D010070:Oxalates / Q000097:blood; D011517:Prothrombin Time; D013925:Thromboplastin
chemical_list: D002951:Citrates; D010070:Oxalates; D006493:Heparin; D013925:Thromboplastin