title: A colorimetric method for determination diethylaminoethyl ester of acetylsalicylic acid in biological materials.
mesh_terms: D000818:Animals; D001241:Aspirin / Q000031:analogs & derivatives* / Q000032:analysis / Q000097:blood; D001681:Biological Assay; D003124:Colorimetry; D006801:Humans; D051381:Rats
chemical_list: D001241:Aspirin