Katrin Sak. “A Supposed Mechanism of Synergistic Action of Catechol-Containing Natural Polyphenols”. International Journal of Phytomedicine 9, no. 2 (June 30, 2017): 207–212. Accessed November 21, 2024. https://ijp.arjournals.org/index.php/ijp/article/view/529.