1. Methods and Application of Food Composition Laboratory, Beltsville Human Nutrition Research Center, Agricultural Research Service, U.S. Department of Agriculture, Beltsville, Maryland 20705, United States
2. Department of Nutrition and Food Science, College of Agriculture & Natural Resources, University of Maryland, 0112 Skinner Building, College Park, Maryland 20742, United States
3. U.S. Salinity Laboratory, U.S. Department of Agriculture, Agricultural Research Service, 450 West Big Springs Road, Riverside, California 92507, United States