1. Faculty of Dentistry, Institute for Research in Dental Sciences, University of Chile , Santiago, Chile
2. Faculty of Medicine, Oral Physiology Laboratory, Biomedical Sciences Institute, University of Chile , Santiago, Chile
3. Functional Anatomy Research Center, Department of Biomedical Sciences for Health, Università degli Studi di Milano , Milan, Italy
4. Department of Otorhinolaryngology, Ophthalmology, and Head and Neck Surgery, School of Medicine of Ribeirão Preto, University of São Paulo , São Paulo, Brazil
5. Department of Medical and Surgical Specialties, Radiologic Sciences, and Public Health, Dental Clinic, Università degli Studi di Brescia , Brescia, Italy
6. Department of Stomatology IV, School of Dentistry, Complutense University of Madrid , Madrid, Spain