Shou, Di-Wen, and Yue-Lin Zheng. “Antitumor Activity, Cell Cycle Arrest and Apoptosis Induction in Human Colon Cancer Cell Line by Primula Macrophylla Extracts”. Bangladesh Journal of Pharmacology 12, no. 2 (April 4, 2017): 101–106. Accessed May 24, 2022. https://www.banglajol.info/index.php/BJP/article/view/27606.