[1] Oregon Hlth & Sci Univ, Dept Med & Mol Genet, Portland, OR 97201 USA
[2] Oregon Hlth & Sci Univ, Grad Programs Human Nutr, Portland, OR 97201 USA
[3] Oregon Hlth & Sci Univ, Dept Endocrinol Clin Nutr & Diabet, Portland, OR 97201 USA
[4] Univ Wisconsin, Dept Nutr Sci, Madison, WI 53706 USA