Wanigasekara Daya Ratnasooriya, Jayakody Ralalage Anusha Chandra Jayakody, Sellapulige Rexy Denzil Rosa, Chatura Dayendra Tissa Ratnasooriya. In vitro sun screening activity of Sri Lankan orthodox black tea (Camellia Sinensis linn). World J Pharm Sci [Internet]. 2014 Feb. 5 [cited 2024 Jul. 3];2(2):144-8. Available from: https://wjpsonline.com/index.php/wjps/article/view/in-vitro-sun-screening-activity-orthodox-black-tea