title: Effects of contact with vacutainer tube stoppers on the estimation of quinidine in serum and plasma.
mesh_terms: D001800:Blood Specimen Collection / Q000379:methods*; D005188:False Negative Reactions; D005898:Glass; D006493:Heparin; D006801:Humans; D011802:Quinidine / Q000097:blood*; D012408:Rubber
chemical_list: D006493:Heparin; D012408:Rubber; D011802:Quinidine