PT - JOURNAL ARTICLE AU - Christina Bal AU - Marco Idzko AU - Sabina Škrgat AU - Andrea Koch AU - Katrin Milger AU - Christian Schulz AU - Sonja Zehetmayer AU - Eckard Hamelmann AU - Roland Buhl AU - Stephanie Korn AU - collaborators from the German Asthma Net (GAN) TI - FeNO is associated with disease burden in the German Asthma Net severe asthma cohort AID - 10.1183/13993003.01233-2021 DP - 2022 Jan 01 TA - European Respiratory Journal PG - 2101233 4099 - http://erj.ersjournals.com/content/early/2022/02/15/13993003.01233-2021.short 4100 - http://erj.ersjournals.com/content/early/2022/02/15/13993003.01233-2021.full