Durrie Vision, Overland Park, Kansas, United States
Columbia University Harkness Eye Institute, New York, New York, United States
Cornea & Laser Eye Institute; Hersh Vision Group, Teaneck, New Jersey, United States
S.V. Malayan's Ophthalmology Centre, Yerevan, Armenia
Eye Centers of Racine and Kenosha, Racine, Wisconsin, United States
Eye Centers of Racine and Kenosha, Racine, Wisconsin, United States
S.V. Malayan Ophthalmological Center, Yerevan, Armenia
S.V. Malayan Ophthalmological Center, Yerevan, Armenia
S.V. Malayan Ophthalmological Center, Yerevan, Armenia
S.V. Malayan Ophthalmological Center, Yerevan, Armenia
S.V. Malayan Ophthalmological Center, Yerevan, Armenia