1. Graduate Program in Health Technology Pontifícia Universidade Católica do Paraná, Graduate Curitiba Brazil
2. Postgraduate Program in Epidemiology Federal University of Pelotas Pelotas Brazil
3. Postgraduate Program in Physical Education Federal University of Pelotas Pelotas Brazil
4. Department of Sports and Computer Science Universidad Pablo de Olavide Seville Spain
5. Medical Research Council Epidemiology Unit University of Cambridge Cambridge UK