Universidad de Oviedo. Hospital Universitario Central de Asturias

Professor, Schools of Medicine and Public Health, Former Executive VP Health Affairs …

Mass Eye and Ear - MGH, Harvard University

Chiba New Town Otorhinolaryngology Clinic

Bertarelli Foundation Professor and Chair, Stanford University School of Medicine

Otolaryngology Clinic, Department of Neurosciences, University of Padova

Linkou Chang Gung Memorial Hospital, Chang Gung University, Taoyuan, Taiwan

University of Aberdeen, Aberdeen Royal Infirmary, Aberdeen, UK

Duke University Medical Center

University of Calgary