1. Department of Nutritional Sciences, College of Allied Health, Hudson College of Public Health, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA.
2. Department of Biostatistics, Hudson College of Public Health, University of Oklahoma Health Sciences Center, Oklahoma City, OK, USA.
3. Department of Child, Youth, and Family Studies, College of Education and Human Sciences, University of Nebraska-Lincoln, Lincoln, NE, USA.
4. Department of Primary Care, Heritage College of Osteopathic Medicine, Ohio University, Athens, OH, USA.