1. The University of Arizona, Department of Nutritional Sciences, 406 Shantz Building, 1177 E. 4th Street, Tucson AZ 85721-0038, USA.
2. The University of Arizona, College of Public Health, Epidemiology and Biostatistics, USA.
3. Hacettepe University, Faculty of Health Sciences, Department of Nutrition and Dietetics, 06100, Sihhiye Ankara, Turkey.
4. The University of Arizona, Office of Arid Lands Studies, 1955 E. 6th Street, Suite #205, Tucson AZ 85721-5224, USA.
5. The University of Arizona, Information Technology, Arizona Research Laboratory, Keating Bioresearch Bldg, Tucson AZ 85721-0077, USA.