Literatur

1. AAFA Allergy and Asthma Foundation of America, https://www.aafa.org/allergies.aspx (viewed 10.07.2021).
2. Nehrig J. et al; Efficacy and safety of a drug-free, barrier-forming nasal spray for allergic rhinitis: randomized, open-label, crossover noninferiority trial: https://www.medrxiv.org/content/10.1101/2021.08.02.21261374v1 (viewed 05.10.2021)