aInstitute for Innovation & Sustainable Food Chain Development, Department of Health Sciences, Public University of Navarre

bNavarra Institute for Health Research, IdiSNA

cDepartment of Radiology, Mutua Navarra

dDepartment of Health Sciences, Public University of Navarre, Pamplona

eCentro de Investigación Biomédica en Red Fisiopatología de la Obesidad y Nutrición, (CIBERobn), Instituto de Salud Carlos III, Madrid, Spain

Correspondence to Juan Manuel A. Alcantara, Public University of Navarre: Universidad Publica de Navarra, Pamplona, Spain. E-mail: [email protected]