Publications for Betulinic acid being present in Common oregano

1. Sharifi-Rad M, Berkay Yilmaz Y, Antika G, Salehi B, Tumer TB, Kulandaisamy Venil C, Das G, Patra JK, Karazhan N, Akram M, Iqbal M, Imran M, Sen S, Acharya K, Dey A, Sharifi-Rad J: Phytochemical constituents, biological activities, and health-promoting effects of the genus Origanum. Phytother Res. 2021 Jan;35(1):95-121. doi: 10.1002/ptr.6785. Epub 2020 Aug 12. [PubMed:32789910 ]