@misc{indiciaeb49b2ddd70af, title = {Solid-phase extraction with supercritical fluid elution as a sample preparation technique for the ultratrace analysis of flavone in blood plasma.}, author = {H Liu and K R Wehmeyer}, year = {1992}, doi = {10.1016/0378-4347(92)80598-k}, url = {https://pubmed.ncbi.nlm.nih.gov/1400746/}, note = {Source identifier: 1400746} }