title: Quantitative determination of platelet factor 3 activity.
mesh_terms: D001777:Blood Coagulation; D001782:Blood Donors; D001792:Blood Platelets / Q000032:analysis*; D002951:Citrates; D005615:Freezing; D006801:Humans; D011516:Prothrombin / Q000032:analysis; D011517:Prothrombin Time; D013925:Thromboplastin / Q000032:analysis*
chemical_list: D002951:Citrates; D011516:Prothrombin; D013925:Thromboplastin