Andreas Stefan
Department of Cardiology and Pneumology, University Medical Centre Göttingen, Göttingen, Germany.
LungClinic Immenhausen, Immenhausen, Germany, Member of the German Center for Lung Research (DZL).
Int J Chron Obstruct Pulmon Dis. 2020 Aug 10;15:1931-1933. doi: 10.2147/COPD.S246356. eCollection 2020.