title: Heparin-associated thrombocytopenia. In vitro effects of different molecular weight heparin fractions.
mesh_terms: D006493:Heparin / Q000009:adverse effects*; D006801:Humans; D008970:Molecular Weight; D010974:Platelet Aggregation / Q000187:drug effects; D013921:Thrombocytopenia / Q000097:blood / Q000139:chemically induced*
chemical_list: D006493:Heparin