Vergne MJ, Patras A, Bhullar MS, Shade LM, Sasges M, Rakariyatham K, Pan C, Xiao H. UV-C Irradiation on the Quality of Green Tea: Effect on Catechins, Antioxidant Activity, and Cytotoxicity. J Food Sci. 2018 May; 83(5):1258-1264.