Funding
VBG Group Herman Krefting Foundation for Asthma and Allergy Research,
the Swedish Research Council, the Research Foundation of the Swedish
Asthma and Allergy Association, the Nordic Epilung under the support of
Nordforsk, the Swedish Heart-Lung Foundation, and the Swedish government
under the ALF agreement between the Swedish government and the county
councils (Västra Götaland). None of the sponsors had any involvement in
the planning, execution, drafting or write-up of this study.