Influenza, Human

• Universtity Clinical Research — Pembroke Pines, Florida, United States
• Mayo Clinic — Rochester, Minnesota, United States
• Brown University — Providence, Rhode Island, United States
• Coastal Carolina Research Center — Mt. Pleasant, South Carolina, United States

• University Clinical Research — Pembroke Pines, Florida, United States
• The Center for Pharmacuetical Research — Kansas City, Missouri, United States
• Omega Medical Research — Warwick, Rhode Island, United States
• Benchmark Research — Austin, Texas, United States

• CMAX — Adelaide, Australia
• Emeritus Research — Melbourne, Australia
• Linear Clinical Research — Perth, Australia
• Holdsworth House — Sydney, Australia

Not specified

• Ardmore Family Practice — Winston-Salem, North Carolina, United States
• Pharmacorp Clinical Trials, Inc. — Charleston, South Carolina, United States
• Hill Country Medical Associates — New Braunfels, Texas, United States

• Durham Regional Hospital — Durham, North Carolina, United States
• Duke University Hospital — Durham, North Carolina, United States

• Centro de Estudos de Pneumologia da Faculdade de Medicina do ABC — Santo André, São Paulo, Brazil
• Instituto de Ensino e Pesquisa em Geriatria e Gerontologia — São Paulo, Brazil

• Centro Médico São Francisco — Curitiba, Paraná, Brazil
• ICG - Instituto Centro de Genomas — São Paulo, Brazil

• Saint Louis University — St Louis, Missouri, United States

• Baylor College of Medicine — Houston, Texas, United States