A novel sorptive extraction method based on polydimethylsiloxane frit for determination of lung cancer biomarkers in human serum
Keywords: High performance liquid chromatography (HPLC); Polydimethylsiloxane (PDMS); Frit; Aldehyde; Serum analysis; HPLC; high-performance liquid chromatography; PDMS; polydimethylsiloxane; DNPH; 2,4-dinitrophenylhydrazine; SPME; solid-phase microextraction; SBSE