[1]
M. Veršić Bratinčević, T. Visković, and D. Sutlović, “Comparison of the solid phase and liquid-liquid extraction methods for methadone determination in human serum and whole blood samples using gas chromatography/mass spectrometry”, Arh Hig Rada Toksikol, vol. 68, no. 4, Dec. 2017, doi: 10.1515/aiht-2017-68-2953.