Pfaar, Oliver
[Author];
Hamelmann, Eckard
[Author];
Klimek, Ludger
[Author];
Taube, Christian
[Author];
Vogelberg, Christian
[Author];
Wagenmann, Martin
[Author];
Werfel, Thomas
[Author];
Worm, Margitta
[Author]
Allergen immunotherapy during the COVID-19 pandemic