Fever

• Lucile Packard Children's Hospital — Stanford, California, United States
• CS Mott Childrens Hospital — Ann Arbor, Michigan, United States
• Duke University Health Systems — Durham, North Carolina, United States
• Children's Hospital Of Philadelphia — Philadelphia, Pennsylvania, United States

• Arcadia Methodist Hospital — Arcadia, California, United States
• Glendale Adventist Medical Center — Glendale, California, United States
• Accurate Clinical Trials, Inc. — Laguna Hills, California, United States
• Huntington Memorial Hospital — Pasadena, California, United States

• New Orleans Center for Clinical Research-Knoxville — Knoxville, Tennessee, United States

• Scirex Research Center — Austin, Texas, United States

Not specified

• Chung-Ang University Hospital, South Korea — Seoul, South Korea

• Preventive Medicine center — Thanh Sơn, Phu Tho, Vietnam

• Preventive Medicine Center — Thanh Sơn, Phu Tho, Vietnam

• Centers for Disease Control and Prevention — Atlanta, Georgia, United States
• Boston Medical Center — Boston, Massachusetts, United States
• Columbia University — New York, United States

• General Hospital of Chalkida — Chalcis, Greece
• Attikon Hospital — Haidari/Athens, Greece
• University Hospital of Crete — Heraklion, Greece
• Thriasion Elefsis General Hospital — Magoula Attikis, Greece