TANTI, C. A. LALANGI, E. ARFIYANI, W. NINGTIAS, and E. N. MAULIDA, “MITRAGYNINE PERCENTAGES OF VARIOUS KRATOM VARIANTS SEIZED IN INDONESIA: A QUANTITATIVE ANALYSIS USING LIQUID CHROMATOGRAPHY-PHOTO DIODE ARRAY DETECTOR”, Int J App Pharm, vol. 13, no. 5, pp. 252–256, Sep. 2021.