Chairat, Nawatpong, and Jantrararuk Tovaranonte. 2022. “C17. A Pilot Study of Chemical Composition and Major Compounds of Conservation Plant: A Case Study of Ma-Kwan from Doi Phu Kha, Nan Province”. Journal of Health Science and Alternative Medicine, July. Bangkok, Thailand, 152-55. https://he01.tci-thaijo.org/index.php/jhealthscialternmed/article/view/257780.