Background: The purpose of this study was to investigate the presence, frequency and

comparison of Aspergillus spp. in nasal cavity and bedroom of healthy volunteers and

patients with allergic rhinitis.

Materials and Methods...

origin at homes of allergic patients with respiratory symptoms in the city of Mashhad,Iran. Methods: In this cross-sectional study,a group of patients with allergic rhinitis(n=50)were selected based on positive skin prick test. Healthy volunteers...