Eye Clinic of the University of Campania Luigi Vanvitelli, Naples, Italy

Instituto de Investigacion Sanitaria de la Fundacion Jimenez Diaz, Madrid, Spain

Centre National d'Ophtalmologie des Quinze-Vingts

Coral Springs Florida, Vienna Austria, Dubai UAE

University of California, San Francisco

Food and Drug Administration (FDA)

Senior Vice President, Clinical and Outcomes Research

Centre Hospitalier National d'Ophtalmologie des Quinze-Vingts

National Eye Institute (NEI)

Stichting Oogziekenhuis Rotterdam, Rotterdam, The Netherland.

National Eye Institute (NEI)

State Research Center Burnasyan Federal Medical Biophysical Center Federal Medical-Biological Agency

Ohio State University

Central Clinical Hospital under President Affairs

Johns Hopkins University

Massachusetts General Hospital

Massachusetts General Hospital