1. Department of Epidemiology, Human Genetics, and Environmental Sciences, and University of Texas Health Science Center, Houston, TX, USA.
2. Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA.
3. Texas Children's Hospital, Houston, TX, USA.
4. Department of Health Promotion and Behavioral Sciences, University of Texas Health Science Center, Houston, TX, USA.
5. Section of Nutrition, Department of Pediatrics, Children's Nutrition Research Center, Baylor College of Medicine, Houston, TX, USA.
6. US Department of Agriculture, Agricultural Research Center, Children's Nutrition Research Center, Houston, TX, USA.
7. Section of Endocrinology, Department of Pediatrics, Baylor College of Medicine, Houston, TX, USA.