Dorgan JF, McMahon RP, Friedman LA, Van Horn L, Snetselaar LG, Kwiterovich PO, Lauer RM, Lasser NL, Stevens VJ, Robson A, Cooper SF, Chandler DW, Franklin FA, Barton BA, Patterson BH, Taylor PR, Schatzkin A. Diet and sex hormones in boys: findings from the dietary intervention study in children. J Clin Endocrinol Metab. 2006 Oct; 91(10):3992-6.