Varicose Veins

• Scottsdale, Arizona, United States
• New York, United States
• Charlotte, North Carolina, United States
• Winston-Salem, North Carolina, United States

• Birmingham, United Kingdom

• Dothan, Alabama, United States
• San Diego, California, United States
• San Diego, California, United States
• Lafayette, Indiana, United States

• Cardiovascular and Vein Center of Florida — Bradenton, Florida, United States

• Oulu University Hospital, Vascular Department — Oulu, Finland

• Karl Landsteiner Institut für funktionelle Phlebochirurgie — Melk, Austria

Not specified

• The Federal Budget-Funded Institution National Medical Surgical Center named after N. I. Pirogov of the Ministry of health of the Russian Federation — Moscow, Russia
• Road Clinical Hospital of JSC "Russian Railways" — Saint Petersburg, Russia
• Medalp Private Surgery Clinic — Saint Petersburg, Russia

• Saolta University Hospital Group — Galway, Ireland

• Singapore General Hospital — Singapore
• Sengkang General Hospital — Singapore