1. Department of Kinesiology and Health Education, College of Education, The University of Texas at Austin, Austin, TX, USA
2. People Health & Place Unit, Prevention Research Center in St. Louis, Brown School, Washington University in St. Louis, St. Louis, MO, USA
3. School of Medicine, Universidad de los Andes, Bogotá, Colombia
4. Department of Physical Activity and Healthy Lifestyles, Center for Nutrition and Health Research, Instituto Nacional de Salud Pública, Cuernavaca, Mexico