Thing TC, Shan LY, Ping TS, Awang K, Nafiah MA, Ahmad K. Phytochemical study of stem bark from Alstonia spathulata Bl. (Apocynaceae) (8 - 15). EJSMT [Internet]. 2014 Dec. 4 [cited 2024 Apr. 19];1(2):8-15. Available from: https://ejournal.upsi.edu.my/index.php/EJSMT/article/view/19