Havana Research Institute LLC, Burbank, California, United States
The University of New South Wales School of Optometry and Vision Science, Sydney, Australia
Lugene Eye Institute, Glendale, California, United States
Toronto Headache & Pain Centre, North York, Ontario, Canada
Hany Demian, Oakville, Ontario, Canada
The Shapero Markham Headache and Pain Treatment Centre, Markham, Ontario, Canada
Baumann Cosmetic & Research Institute, Miami, Florida, United States
Tennessee Clinical Research Center, Nashville, Tennessee, United States
Shideler Clinical Research Center, Carmel, Indiana, United States
Paducah Retinal Center, Paducah, Kentucky, United States
Maculacare - New York, New York, New York, United States
Retina Vitreous Surgeons of Central NY, PC, Syracuse, New York, United States
Instituto Oftalmologica Profesor Arentsen, Santiago, Región Metropolitana, Chile
Asian Eye Institute, Makati City, Metro Manila, Philippines
St. Luke's Medical Center, Quezon City, Metro Manila, Philippines
Macleod Trail Plastic Surgery, Calgary, Alberta, Canada
Rice Cosmetic Surgery, Toronto, Ontario, Canada
Ottawa Plastic Surgery: Dr. Howard Silverman, Ottawa, Ontario, Canada
Eye Associates of Colorado Springs, Colorado Springs, Colorado, United States
Eye Care Associates of Greater Cincinnati, Cincinnati, Ohio, United States
Whitsett Vision Group, Houston, Texas, United States
Montebello Medical Center, Inc., Montebello, California, United States
Sall Research Center, Artesia, California, United States
Lugene Eye Institute, Glendale, California, United States