@Article{Lis2009,
journal="Advances in Dermatology and Allergology/Postępy Dermatologii i Alergologii",
issn="1642-395X",
volume="26",
number="5",
year="2009",
title="Difficult asthma in children",
abstract="The assessment of patients with difficult asthma comprises three major issues: 1) does the patient really have asthma, 2) is the patient compliant with prescribed therapy, and 3) are there any environmental or co-morbid factors worsening asthma?",
author="Lis, Grzegorz",
pages="361--363",
url="https://www.termedia.pl/Difficult-asthma-in-children,7,13419,1,1.html"
}