1. Department of Ophthalmology, Regional University Hospital of Malaga, Malaga, Spain
2. Department of Ophthalmology, Virgen de las Nieves University Hospital, Granada, Spain
3. Department of Ophthalmology (Qvision), Vithas Almeria, Almeria, Spain
4. Ceuta Medical Center, Ceuta, Spain
5. Department of Ophthalmology, Hospital Clinic de Barcelona Institut Clinic D’Oftalmologia, Barcelona, Spain
6. International Center for Ocular Physiopatology, The Veneto Eye Bank Foundation, Venice, Italy
7. Department of Doctoral Studies, Riga Stradins University, Riga, Latvia
8. Advalia – Cornea Research Unit, Milan, Italy