Community determinants of COPD exacerbations in elderly patients in Poland: protocol for a retrospective big data observational cohort study
Authors: Izabela Żakowaska, Katarzyna Kosiek, Anna Kowalczyk, Jacek Grabowski, Maciek Godycki-Ćwirko
Published in: BMJ Open
Publication type: article
Subject areas: Medicine
SJR best quartile: Q1