1. Master in Dental Science Program, Universidad de La Frontera, Temuco, Chile.
2. Department of Oral and Maxillofacial Surgery, Universidad de La Frontera, Temuco, Chile.
3. Center of Excellence in Surgical and Morphological Studies (CEMYQ), Universidad de La Frontera, Temuco, Chile.
4. Center for Biomedical Research, Universidad Autónoma de Chile, Temuco, Chile.