Potent antiviral activity of Agrimonia pilosa, Galla rhois, and their components against SARS-CoV-2 - Lee, Y G; Kang, K W; Hong, W; Kim, Y H; Oh, J T; Park, D W; Ko, M; Bai, Y F; Seo, Y J; Lee, S M; Kim, H; Kang, S C (Bioorg Med Chem, 2021)