Birmingham and Midland Eye Centre, Birmingham, UK.
Birmingham Midland Eye Centre, Birmingham, UK.
Queen Victoria Hospital, East Grinstead, UK.
Royal Victorian Eye and Ear Hospital, Melbourne, Australia
Royal Liverpool Hospital, Liverpool, UK
Durand Hospital, Buenos Aires, Argentina
University Eye Clinic, Berlin, Germany
Moorfields Eye Hospital, London, UK.
Moorfields Eye Hospital, London, UK.
Salford Royal NHS Foundation Trust, Salford, UK.
Shrewsbury and Telford Hospitals, Wolverhampton, UK.
Frimley Park Hospital, Frimley, UK.