1. Piracicaba Dental School; UNICAMP; Piracicaba SP Brazil
2. Department of Epidemiology; School of Public Health; University of Michigan; Ann Arbor MI USA
3. University of Minnesota; Minneapolis MN USA
4. Cariology Unit; Department of Oral Rehabilitation; University of Talca; Talca Chile
5. Interdisciplinary Excellence Research Program on Healthy Aging (PIEI-ES); University of Talca; Talca Chile