Respiratory Tract Infections

• Hospital of St. Raphael — New Haven, Connecticut, United States

• Kaiser Permanente Pediatric Clinic - Fresno — Fresno, California, United States
• Kaiser Permanente Pediatric Clinic - Hayward — Hayward, California, United States
• Kaiser Permanente Pediatric Clinic - Roseville — Roseville, California, United States
• Kaiser Permanente Pediatric Clinic - Sacramento — Sacramento, California, United States

• University of Helsinki, Haartman institute, Dept. of Bacteriology and Immunology — Helsinki, Finland
• Division of Infectious Diseases, HUCH — Helsinki, Finland
• Division of Microbiology, HUSLAB, Helsinki University Central Hospital — Helsinki, Finland
• University of Turku — Turku, Finland

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

Not specified

• Professor Hosannah de Oliveira Pediatric Center — Salvador, Estado de Bahia, Brazil

• Firestone Institute for Respiratory Health, St. Joseph's Healthcare — Hamilton, Ontario, Canada

• University of Tromsø — Tromsø, Norway

• The Hospital for Sick Children — Toronto, Ontario, Canada

• Hospital Vall d'Hebron — Barcelona, Catalonia, Spain
• Hospital Arnau de Vilanova — Lleida, Catalonia, Spain