title: What is "heparin"?
mesh_terms: D000818:Animals; D000925:Anticoagulants; D001681:Biological Assay; D001777:Blood Coagulation; D004573:Electrolytes; D006493:Heparin / Q000032:analysis / Q000494:pharmacology; D006801:Humans; D008168:Lung; D008968:Molecular Conformation; D051381:Rats; D013045:Species Specificity; D013927:Thrombosis / Q000188:drug therapy
chemical_list: D000925:Anticoagulants; D004573:Electrolytes; D006493:Heparin