Increased one week soybean consumption affects spatial abilities but not sex hormone status in men.
All authors: Celec P, Ostatnikova D, Hodosy J, Putz Z, Kudela M
International Journal of Food Sciences & Nutrition, 58 (6): 424-428, 2007
http://www.tandfonline.com/doi/abs/10.1080/09637480701253490?journalCode=iijf20


