Miguel AngelRodriguez-Calero, IsmaelFernandez-Fernandez, Luis JavierMolero-Ballester, CatalinaMatamalas-Massanet, LuisMoreno-Mejias, Joan Ernestde Pedro-Gomez, IanBlanco-Mavillard, Jose MiguelMorales-Asencio
BMJ Open Feb 2018, 8 (2) e020420; DOI: 10.1136/bmjopen-2017-020420