Clinical Trials Unit, The Walton Centre, Fazakerley, Liverpool, United Kingdom
Royal Berkshire Hospital, Reading, Oxfordshire, United Kingdom
Royal Hallamshire Hospital, Sheffield, Yorkshire, United Kingdom
Pain Clinic Office, Gartnavel General Hospital,, Glasgow, West Lothain, United Kingdom
James Paget University Hospital NHS Foundation Trust, Gorleston on Sea, Norfolk, United Kingdom
Department of Neurology, Northampton General Hospital, Cliftonville, Northampton, United Kingdom
Division of Clinical Neurology, Queen's Medical Centre, Nottingham, Notts, United Kingdom
Shropshire and Mid-Wales Hospice, Shrewsbury, United Kingdom
Shropshire and Mid-Wales Hospice, Shrewsbury, United Kingdom
Merthyr Tydfill Industrial Estate, Merthyr, Tydfill, United Kingdom