Quantitative determination of cannabinoids in cannabis and cannabis products using ultra-high-performance supercritical fluid chromatography and diode array/mass spectrometric detection - Wang, M; Wang, Y H; Avula, B; Radwan, M M; Wanas, A S; Mehmedic, Z; van Antwerp, J; ElSohly, M A; Khan, I A (J Forensic Sci, 2017)