1. School of Medicine, Benemérita Universidad Autónoma de Puebla, Puebla City, Mexico
2. School of Stomatology, Benemérita Universidad Autónoma de Puebla, Puebla City, Mexico
3. Academic Area of Dentistry of Health Sciences Institute, Autonomous University of Hidalgo State, Pachuca, Mexico
4. Advanced Studies and Research Center in Dentistry “Dr. Keisaburo Miyata,” School of Dentistry, Autonomous University of the State of Mexico, Toluca, Mexico
5. Richard M. Fairbanks School of Public Health, Indiana University/Purdue University, Indianapolis, Indiana, USA
6. Indiana University Network Science Institute, Bloomington, Indiana, USA