1 UETeM, CIMUS-IDIS, School of Medicine, University of Santiago de Compostela, Avda Barcelona s/n, 15782, Santiago de Compostela, Spain.
2 UETeM, CIMUS-IDIS, School of Medicine, University of Santiago de Compostela, Avda Barcelona s/n, 15782, Santiago de Compostela, Spain. david.araujo@usc.es.