Funding for this research was provided by:
Ida Montinin Säätiö
Finnish Respiratory Disease Research Foundation
Finnish Allergy Research Foundation
Finnish Athletics Research Foundation
Ministry of Health and Social Affairs of Finland
Ministry of Education and Culture
Received: 20 November 2020
Accepted: 3 March 2021
First Online: 20 May 2021
Ethics approval and consent to participate
: Informed consent was obtained from all study subjects participating pulmonary function testing and all measurements were carried out in accordance with relevant guidelines and regulations of the American Thoracic Society (ATS) and the European Respiratory Society (ERS).Ethics approval from the ethical committee of Helsinki and Uusimaa hospital district and the University of Jyväskylä. Consent to participate was included in this study.
: Consent for publication was included in this study. Results are to be published anonymously and under statistical analysis only.
: There are no competing interests by any of the authors of this study.