Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishihara Rie and Arimoto Keiko and Ito Michiho and Imura Katsuya and Oi Itsuki and Okasaka Mamoru and Kawabata Akiko and Sakai Eiji and Shimada Hiroshi and Shimada Yasuo and Tagami Takaomi and Tsujimoto Eri and Nishio Kayo and Nomura Ryohei and Matsuda Hisashi and Matsumoto Takuya and Yamamoto Yutaka and Yokokura Tsuguo,"Studies on KAKI CALYX: A Method for Quantitative Analysis of Betulinic Acid, Ursolic Acid and Oleanolic Acid Using HPLC and Application of the Method to Market and Hand-picked Samples",Shoyakugaku Zasshi,13499114,The Japanese Society of Pharmacognosy,2021-02-20,75,1,1-17,https://cir.nii.ac.jp/crid/1390291767512551296,https://doi.org/10.24684/jspharm.75.1_1