Muhammad Syafiq Shahari, Anisah Fathin Ismail, Endang Kumolosasi, Nor Fadilah Rajab, and Khairana Husain. “Isolation of Indole Alkaloids from Kopsia Larutensis King & Gamble and Their Effects on Histamine and β-Hexosaminidase Inhibitory in RBL-2H3 Cell Line”. Journal of Innovations in Pharmaceutical and Biological Sciences 4, no. 3 (July 5, 2017): 80–86. Accessed April 28, 2024. https://jipbs.com/index.php/journal/article/view/241.