Affiliation: | a Instituto de cirugía plástica y de la mano, Hospital Mutua Montañesa, C/Calderon de la Barca 16. Entlo Izq, 39002 Santander, Spain b Hand and Upper Limb Centre, St Joseph’s Health Care, University of Western Ontario, 268 Grosvenor Street, London, ON, Canada N6A 4L6 |