This study was supported by a research grant from Stallergenes GmbH. M Hadler is an employee of Stallergenes GmbH. M Augustin has received a research grant for this study from Stallergenes GmbH. The authors have no other relevant affiliations or financial involvement with any organization or entity with a financial interest in or financial conflict with the subject matter or materials discussed in the manuscript apart from those disclosed.

No writing assistance was utilized in the production of this manuscript.