1. Universidad de Castilla La-Mancha, Health and Social Research Center, Cuenca, Spain.
2. Adelaide Medical School, Faculty of Health and Medical Sciences, The University of Adelaide, Adelaide, Australia.
3. Higher Institute of Physical Education, Universidad de la República, Rivera, Uruguay.
4. Faculty of Health Sciences, Universidad Autonoma de Chile, Talca, Chile.
5. Postgraduate Program in Public Health, Universidade Estadual de Londrina, Londrina, Paraná, Brazil.