Kuljanabhagavad, Tiwatt, Rutt Suttisri, Thitima Pengsuparp, and Nijsiri Ruangrungsi. “Chemical Structure and Antiviral Activity of Aerial Part from Laggera Pterodonta”. Journal of Health Research 23, no. 4 (November 21, 2018): 175–177. Accessed April 18, 2024. https://he01.tci-thaijo.org/index.php/jhealthres/article/view/156538.