[1]
Janthongkaw, A., Khamphaya, T., Yimthiang, S. and Pouyfung, P. 2024. A preliminary assessment of heavy metal (Pb, Cd, and As) contamination in the leaves and cultivation area of Mitragyna speciosa (Korth.) originating from Thailand. Asia-Pacific Journal of Science and Technology. 29, 04 (Jun. 2024), APST–29. DOI:https://doi.org/10.14456/apst.2024.56.