Factors affecting the bioavailability of soy isoflavones in humans after ingestion of physiologically relevant levels from different soy foods. - Cassidy, Aedin; Brown, Jonathan E.; Hawdon, Anne; Faughnan, Marian S.; King, Laurence J.; Millward, Joe; Zimmer-Nechemias, Linda; Wolfe, Brian; Setchell, Kenneth D. R. (Journal of Nutrition, 2006)