Isolation of Andrographolide from Andrographis lineata Wall. ex Nees var. lawii C.B. Clarke and its Anticancer Activity against Human Ovarian Teratocarcinoma, Bhat, Medha A., and Murthy Hosakatte Niranjana , Pharmacognosy Journal, May 2021, Volume 13, Issue 3, p.660-668, (2021)