Keith Singletary, PhD, is Professor Emeritus of Nutrition, Department of Food Science & Human Nutrition, University of Illinois, Urbana, Illinois.
This study was supported by McCormick Science Institute.
Correspondence: Keith Singletary, PhD, Department of Food Science and Human Nutrition, University of Illinois, Urbana, IL 61801 ([email protected]).
doi: 10.1097/NT.0b013e3181dec789