1. Digital Dentistry Unit, Stomatology Area, Department of Surgery and Medical-Surgery Specialities, The School of Dentistry, Faculty of Medicine and Odontology, Universidade de Santiago de Compostela, Rúa Entrerríos s/n, 15782 Santiago de Compostela, Spain
2. Centro Singular de Investigación en Tecnoloxías Intelixentes da USC (CiTIUS), Universidade de Santiago de Compostela, Rúa Xenaro de la Fuente Domínguez, 15782 Santiago de Compostela, Spain