Asthma, Exercise-Induced

• Vienna Open Medical Institute — Vienna, Austria
• Children's hospital Aarau — Aarau, Switzerland
• University Children's hospital Basel, UKBB — Basel, Switzerland
• Institute of Social and Preventive Medicine — Bern, Switzerland

• Medisch Spectrum Twente — Enschede, Overijssel, Netherlands

• School of Public Health-Bloomington — Bloomington, Indiana, United States

• Research Site — Moscow, Russia
• Research Site — Penza, Russia
• Research Site — Perm, Russia
• Research Site — Saint Petersburg, Russia

Not specified

Not specified

• Khaled mohamed Ahmed zaki — Port Said, Port Said/el Manakh, Egypt

• Winthrop University Hospital — Mineola, New York, United States

• Kurmittelhaus der Moderne — Bad Reichenhall, Germany
• Asthma Center Buchenhoehe — Berchtesgaden, Germany
• Practice Dr. T. Ginko — Bonn, Germany
• Clinic St. Georg Leipzig, Robert Koch Clinic — Leipzig, Germany

Not specified