1. University of Birmingham; Institute of Applied Health Research; Edgbaston Birmingham UK B15 2TT
2. University of Birmingham; Birmingham Clinical Trials Unit; University of Birmingham Edgbaston Birmingham UK B15 2TT
3. Institute of Metabolism and Systems Research, The University of Birmingham; Metabolic Neurology; Birmingham UK
4. City Hospital, Sandwell and West Birmingham Hospitals NHS Trust; Department of Neurology; Dudley Road Birmingham UK B18 7QH
5. Birmingham Health Partners; Centre for Endocrinology, Diabetes and Metabolism; Birmingham UK
6. University Hospitals Birmingham NHS Foundation Trust; Department of Neurology; Birmingham UK