1. Department of Respiratory and Critical Care Medicine and Ludwig Boltzmann Institute for COPD and Respiratory Epidemiology Otto Wagner Hospital Vienna Austria
2. Sigmund Freud University Medical School and Ludwig Boltzmann Institute for COPD and Respiratory Epidemiology Vienna Austria
3. Karl Landsteiner University Human Medicine and Ludwig Boltzmann Institute for COPD and Respiratory Epidemiology Vienna Austria
4. Department of Respiratory Medicine Paracelsus Medical University Salzburg Austria
5. Vivit‐Institute Academic Teaching Hospital Feldkirch Feldkirch Austria
6. Department of Respiratory Medicine+ MUMC+ Maastricht University Maastricht The Netherlands
7. Gender Medicine Unit Division of Endocrinology and Metabolism Department of Internal Medicine III Medical University of Vienna Vienna Austria