Site 203, Pittsburg, Kansas, United States
Site 202, Kansas City, Missouri, United States
Site 204, Stillwater, Minnesota, United States
Site 103, Chengdu, Sichaun Province, China
Site 110, Wuhan, Hubei, China
Site 105, Beijing, Beijing, China
Bausch & Lomb, Incorporated, Rochester, New York, United States
Bausch & Lomb, Incorporated, Rochester, New York, United States
Trinity Research Group, LLC, Dothan, Alabama, United States
Feinerman Vision Center, Newport Beach, California, United States
Argus Research Center, Cape Coral, Florida, United States
Bausch & Lomb, Incorporated, Rochester, New York, United States
Optometric Physicians of Middle Tennessee, Nashville, Tennessee, United States
Levenson Eye Associates, Jacksonville, Florida, United States
Cornea and Contact Lens Institute of Minnesota, Edina, Minnesota, United States
104- Arizona Eye Center, Chandler, Arizona, United States
103- Seidenberg Protzko Eye Associates, Havre De Grace, Maryland, United States
105- NC Eye Associates, Apex, North Carolina, United States
Jeffrey Whitman, MD, Dallas, Texas, United States
Site 101, Miami, Florida, United States