Hypereosinophilic Syndrome

• GSK Investigational Site — San Diego, California, United States
• GSK Investigational Site — Denver, Colorado, United States
• GSK Investigational Site — Bethesda, Maryland, United States
• GSK Investigational Site — Boston, Massachusetts, United States

• GSK Investigational Site — San Diego, California, United States
• GSK Investigational Site — New Haven, Connecticut, United States
• GSK Investigational Site — Rochester, Minnesota, United States
• GSK Investigational Site — Cincinnati, Ohio, United States

• Novartis Investigative Site — East Melbourne, Australia

Not specified

• U.T.M.D. Anderson Cancer Center — Houston, Texas, United States

• USC Ematologia Ospedali Riuniti di Bergamo — Bergamo, Italy
• Divisione di Ematologia Spedali Civili di Brescia — Brescia, Italy
• USC Ematologia Azienda Ospedaliera Università Careggi — Florence, Firenze, Italy
• UO Ematologia, Azienda Ospedaliera ULSS6 — Vicenza, Italy

• National Institute of Allergy and Infectious Diseases (NIAID) — Bethesda, Maryland, United States

Not specified

• M D Anderson Cancer Center — Houston, Texas, United States

• Research Site — La Jolla, California, United States
• Research Site — Atlanta, Georgia, United States
• Research Site — Bethesda, Maryland, United States
• Research Site — Ann Arbor, Michigan, United States