Thapsingkaew O, Thongchuai B, Pornprasert S. Radical Scavenging Activities of Crude Leaf Extracts from Eupatorium odoratum Linn. and Ageratum conyzoides Linn. J Assoc Med Sci [internet]. 2011 Sep. 3 [cited 2026 Sep. 12];44(3):195. available from: https://he01.tci-thaijo.org/index.php/bulletinAMS/article/view/60060