title: The influence of tissue source, salt and molecular weight and heparin activity.
mesh_terms: D002118:Calcium / Q000008:administration & dosage; D006493:Heparin / Q000008:administration & dosage / Q000097:blood* / Q000302:isolation & purification / Q000627:therapeutic use; D006801:Humans; D007275:Injections, Intravenous; D007279:Injections, Subcutaneous; D008970:Molecular Weight; D012964:Sodium / Q000008:administration & dosage; D013924:Thrombophlebitis / Q000209:etiology / Q000517:prevention & control
chemical_list: D006493:Heparin; D012964:Sodium; D002118:Calcium