title: An investigation of the assay of heparin based on its activity in vivo.
mesh_terms: D000818:Animals; D001681:Biological Assay; D003059:Cocos; D003124:Colorimetry; D004285:Dogs; D004586:Electrophoresis; D006493:Heparin / Q000494:pharmacology* / Q000592:standards; D066298:In Vitro Techniques; D007275:Injections, Intravenous; D009821:Oils; D013053:Spectrophotometry; D013925:Thromboplastin; D013997:Time Factors
chemical_list: D009821:Oils; D006493:Heparin; D013925:Thromboplastin