Dry Eye Syndromes

• Niğde State Hospital — Niğde, Niğde Province, Turkey (Türkiye)

• Ophthalmic Consultants of Connecticut — Fairfield, Connecticut, United States
• Ophthalmic Consultants of Long Island — Lynbrook, New York, United States
• Ophthalmic Consultants of Long Island — Manhasset, New York, United States
• Ophthalmic Consultants of Long Island — Port Jefferson, New York, United States

• Gordon Binder Weiss Vision Institute — San Diego, California, United States
• Kentucky Lion Eye Center, University of Louisville — Louisville, Kentucky, United States
• The Ohio State University College of Optometry — Columbus, Ohio, United States

• East Tallinn Central Hospital — Tallinn, Estonia
• Eye Clinic Dr. Krista Turman — Tallinn, Estonia
• Hospital Universitario Ramón y Cajal — Madrid, Spain
• Fundación Jiménez Díaz — Madrid, Spain

• Paris, France

Not specified

• Department of Ophthalmology, University of Cologne — Cologne, Germany
• University Eye Hospital Freiburg — Freiburg im Breisgau, Germany

• Prof. Dr. Norbert Schrage — Cologne, Germany
• University Eye Hospital of the HHU Duesseldorf — Düsseldorf, Germany
• University Eye Hospital of the FAU Erlangen-Nuremberg — Erlangen, Germany
• University Eye Hospital Heidelberg — Heidelberg, Germany

• Hazleton Eye Specialists — Hazleton, Pennsylvania, United States

Not specified