1. Special Needs Unit and OMEQUI Research Group; School of Medicine and Dentistry; Santiago de Compostela University; Santiago de Compostela Spain
2. Instituto Superior de Ciências da Saúde-Norte (ISCS-N); Gandra Portugal
3. Stomatology Department. Instituto Portugués de Oncología Francisco Gentil (IPO); Porto Portugal
4. Nephrology Department. Instituto Portugués de Oncología Francisco Gentil (IPO); Porto Portugal