1. 1Institute of Metabolism and Systems ResearchUniversity of Birmingham,
2. 2Centre for EndocrinologyDiabetes and Metabolism, Birmingham Health Partners, Birmingham, UK
3. 3Department of EndocrinologyCarol Davila University of Medicine and Pharmacy, Bucharest, Romania
4. 4Department of Neurosurgery
5. 5Department of OtorhinolaryngologyUniversity Hospitals Birmingham NHS Foundation Trust, Queen Elizabeth Hospital, Birmingham, UK