Dry Eye Syndromes

• Duke University Medical Center — Durham, North Carolina, United States
• University of Pennsylvania — Philadelphia, Pennsylvania, United States

• Tania S A Fidelix — São Paulo, Brazil

• University of Iowa — Iowa City, Iowa, United States
• Battelle Centers for Public Health Research and Evaluation — Durham, North Carolina, United States
• NIEHS, Research Triangle Park — Research Triangle Park, North Carolina, United States

• National Institutes of Health Clinical Center, 9000 Rockville Pike — Bethesda, Maryland, United States

• Institute of Odontology, Faculty of Health Sciences, University of Copenhagen — Copenhagen, Denmark

• London, United Kingdom

• U. Miami - Bascom Palmer Eye Institute — Plantation, Florida, United States
• Massachusetts Eye and Ear Infirmary — Boston, Massachusetts, United States

• Sall Research Medical Center — Artesia, California, United States
• North Bay Eye — Petaluma, California, United States
• Martel Medical Eye Group — Rancho Cardova, California, United States
• Specialty Eye Care — Parker, Colorado, United States

Not specified

• Flaum Eye Institute at the University of Rochester — Rochester, New York, United States