1. Calani L, Del Rio D, Luisa Callegari M, Morelli L, Brighenti F: Updated bioavailability and 48 h excretion profile of flavan-3-ols from green tea in humans. Int J Food Sci Nutr. 2012 Aug;63(5):513-21. doi: 10.3109/09637486.2011.640311. Epub 2011 Dec 2. [PubMed:22133145 ]