
Keywords: SFE، استخراج مایع فوق بحرانی; DBS, dried blood spot; MS, mass spectrometry; TDM, therapeutic drug monitoring; SFE, supercritical fluid extraction; SCCO2, supercritical carbon dioxide; LC/MS/MS, liquid chromatography/tandem mass spectrometry; BHT, dibutylhydroxytoluene; DSS, dried seru