@misc{indiciaeaf764b65e0ac, title = {Solid-phase microextraction: a powerful sample preparation tool prior to mass spectrometric analysis.}, author = {György Vas and Károly Vékey}, year = {2004}, doi = {10.1002/jms.606}, url = {https://pubmed.ncbi.nlm.nih.gov/15039931/}, note = {Source identifier: 15039931} }