Affiliation: | aGroup of Structural Mechanics and Materials Modelling, Aragón Institute of Engineering Research (I3A), University of Zaragoza, María de Luna, 3, E-50018 Zaragoza, Spain;bCentro de Investigación Biomédica en Red en Bioingenierı´a, Biomateriales y Nanomedicina (CIBER-BBN), ICS, Spain |