Hearing Loss, Sudden

• Clinical Trial Site — Novi, Michigan, United States
• Clinical Trial Site — Omaha, Nebraska, United States
• Clinical Trial Site — Amherst, New York, United States
• Clinical Trial Site — Orangeburg, South Carolina, United States

Not specified

• HLariboisier otholaryngology clinic — Paris, France

• Dufour Xavier — Poitiers, France

• Carmel Medical Center — Haifa, Israel
• Carmel Medical Center — Haifa, Israel

• North Shore-LIJ Hearing and Speech Center — New Hyde Park, New York, United States

• House Ear Institute — Los Angeles, California, United States
• University of California San Diego — San Diego, California, United States
• University of Florida, College of Medicine — Gainesville, Florida, United States
• University of Iowa — Iowa City, Iowa, United States

• Long Island Jewish Medical Center, Hearing & Speech Center — New Hyde Park, New York, United States

• LMU Munich Klinikum Grosshadern — Munich, Germany

• St. Vincentius Kliniken, Klinik für HNO Heilkunde — Karlsruhe, Germany
• Department of Otorhinolaryngology, University of Tubingen — Tübingen, Germany
• Bundeswehrkrankenhaus Ulm — Ulm, Germany