1. Suhaimi, F.W., Yusoff, N.H., Hassan, R., Mansor, S.M., Navaratnam, V., Müller, C.P., and Hassan, Z., Brain Res. Bull., 2016, vol. 126, p. 29.
2. Purintrapiban, J., Keawpradub, N., Kansenalak, S., Chittrakarn, S., Janchawee, B., and Sawangjaroen, K., Nat. Prod. Res., 2011, vol. 25, no. 15, p. 1379.
3. Firmansyah, A., Sundalian, M., and Taufiq, M., Biointerface Res.
Appl. Chem., 2021, vol. 11, no. 2, p. 9704.
4. Homhuan, A., Jaimsuwan, S., Thailand Decriminalizes Kratom in Amended Narcotics, Act 2021. https://www.tilleke.com/insights/thailand-decriminalizes-kratom-in-amended-narcotics-act/. Accessed March 2023.
5. Crosio, P., Thailand’s House of Representatives passes draft Kratom Plant, Act 2021. https://silklegal.com/approved-thailands-house-of-representatives-passes-draft-kratom-plant-act/. Accessed March 2023.