Prof. Dr. med. Dr. h.c. Franz Grehn, University Würzburg, Germany

Member of Scientific Societies:
American Academy of Ophthlmology
Association for Research in Vision and Ophthalmology
Deutsche Ophthalmologische Gesellschaft
Deutsche Gesellschaft für Intraokularlinsenimplantation und refraktive Chirurgie
European Society of Cataract and Refractive Surgery
European Association for Vision and Eye Research
European Glaucoma Society
World Glaucoma Association