Foot Ulcer

• Pfizer Investigational Site — Vienna, Austria
• Pfizer Investigational Site — Ransart, Belgium
• Pfizer Investigational Site — Winnipeg, Manitoba, Canada
• Pfizer Investigational Site — Prague, Czechia

• University of Alabama — Birmingham, Alabama, United States
• Biomedical Research and Educational Foundation of Southern Arizona VA Health Care System — Tucson, Arizona, United States
• Southern Arizona VA Health Care System — Tucson, Arizona, United States
• Foot and Ankle Specialist — Brawley, California, United States

• Woundhealing Centre Bispebjerg Hospital — Copenhagen, Denmark
• Diabetes Klinik Bad Mergentheim GmbH — Bad Mergentheim, Germany
• Gesundheitszentrum Mathias Hospital — Rheine, Germany
• Krankenhaus der Barmherzigen Brüder — Trier, Germany

• Sparks Regional Medical Center — Fort Smith, Arkansas, United States
• Bay Pines VA Healthcare System — St Louis, Missouri, United States
• Dixie Regional Medical Center Wound Clinic — St. George, Utah, United States

Not specified

• CROATIA — Zagreb, Croatia
• POLAND — Warsaw, Poland
• ROMANIA — Timișoara, Romania
• RUSSIA — Saint Petersburg, Russia

• the southwest Hospital — Chongqing, Chongqing Municipality, China

• Department of Orthopaedics & Traumatology, Prince of Wales hospital — Hong Kong, China
• Department of Orthopaedics and Traumatology, Kwong Wah Hospital — Hong Kong, China

• Universitätsklinikum Carl Gustav Carus UniversitätsGefäßcentrum — Dresden, Germany

• Baptist Medical Center South — Montgomery, Alabama, United States
• Banner Baywood Medical Center — Mesa, Arizona, United States
• Associated Foot & Ankle Specialists — Phoenix, Arizona, United States
• Aung Foothealth Clinics — Tuscon, Arizona, United States