Dien PH, Trang DT, Hai Yen LT, Quang DN. Steroids from Hedyotis leptoneura. VJChem [Internet]. 2015 Apr. 30 [cited 2024 May 5];53(2):178-81. Available from: https://vjs.ac.vn/index.php/vjchem/article/view/0866-7144.2015-00111