@Article{Nowak2020,
journal="Advances in Dermatology and Allergology/Postępy Dermatologii i Alergologii",
issn="1642-395X",
volume="37",
number="2",
year="2020",
title="Impact of changing GOLD guidelines (2007–2011–2017) on assignment of a COPD patient to disease severity category",
author="Nowak, Marcin
and Brożek, Grzegorz M.
and Zejda, Jan E.
and Jankowski, Mateusz
and Pierzchała, Władysław",
pages="221--228",
doi="10.5114/ada.2018.79143",
url="http://dx.doi.org/10.5114/ada.2018.79143"
}