Presbyopia

• Alcon Investigative Site — Phoenix, Arizona, United States
• Alcon Investigative Site — San Diego, California, United States
• Alcon Investigative Site — Pensacola, Florida, United States
• Alcon Investigative Site — Tallahassee, Florida, United States

Not specified

Not specified

Not specified

Not specified

• Tokyo Dental College Suidobashi Hospital — Chiyoda-ku, Tokyo, Japan
• Hayashi Eye Hospital — Fukuoka, Japan

• Sall Research Medical Center, Inc. — Artesia, California, United States
• North Valley Eye Medical Group — Mission Hills, California, United States
• Comprehensive Eye Care, Ltd. — Washington, Missouri, United States
• Total Eye Care — Memphis, Tennessee, United States

Not specified

• Roanoke, Virginia, United States

• North Little Rock, Arkansas, United States
• Blue Springs, Missouri, United States
• Lake Ozark, Missouri, United States
• Warren, Ohio, United States