Diabetes Complications

• Pfizer Investigational Site — Nagoya, Aichi-ken, Japan
• Pfizer Investigational Site — Date-shi, Fukushima, Japan
• Pfizer Investigational Site — Nihommatsu, Fukushima, Japan
• Pfizer Investigational Site — Shirakawa-shi, Fukushima, Japan

• Pfizer Investigational Site — Buenos Aires, Argentina
• Pfizer Investigational Site — Belo Horizonte, Minas Gerais, Brazil
• Pfizer Investigational Site — Niterói, Rio de Janeiro, Brazil
• Pfizer Investigational Site — Providencia, Santiago Metropolitan, Chile

• Pfizer Investigational Site — Tuscaloosa, Alabama, United States
• Pfizer Investigational Site — Phoenix, Arizona, United States
• Pfizer Investigational Site — Little Rock, Arkansas, United States
• Pfizer Investigational Site — La Mesa, California, United States

• Greystone Medical Research, LLC — Birmingham, Alabama, United States
• Neurology Clinic, PC — Northport, Alabama, United States
• Horizon Clinical Research Associates, PLLC — Gilbert, Arizona, United States
• Dedicated Clinical Research, Inc. — Goodyear, Arizona, United States

• Fondation Opthalmologique A de Rothschild — Paris, France

• Faculty of Medicine ,Vajira Hospital — Bangkok, Thailand
• 2 Division of Nephrology,Department of Medicine Pramongkutklao Hospital and College of Medicine,Thailand — Bangkok, Thailand
• Department of Medicine,Police General Hospital,Thailand — Bangkok, Thailand

• Ain Shams University Hospitals — Cairo, Abbasseia, Egypt

Not specified

• Benha University Hospital — Banhā, Qalyubia Governorate, Egypt

• Jessa Ziekenhuis — Hasselt, Belgium