1. Academic Department of Military Surgery and Trauma, Royal Centre for Defence Medicine, Birmingham, United Kingdom
2. Department of Ophthalmology, University Hospitals Birmingham NHS Foundation Trust, Birmingham, United Kingdom
3. Royal Centre for Defence Medicine, Academic Department of Military Surgery and Trauma, Birmingham, United Kingdom
4. Uniformed Services University of the Health Sciences, Bethesda, Maryland
5. Department of Trauma and Orthopaedics, University Hospital Birmingham NHS Foundation Trust, Birmingham, United Kingdom