1 Department of Pulmonary Medicine, Maasstad Ziekenhuis, Rotterdam, the Netherlands.
2 Department of Pulmonary Medicine, Cardiovascular Sciences, Amsterdam UMC, Vrije Universiteit Amsterdam, the Netherlands; Department of Respiratory Medicine, OLVG, Amsterdam, the Netherlands. Electronic address: [email protected].
3 Department of Radiology and Nuclear Medicine, Maasstad Ziekenhuis, Rotterdam, the Netherlands.
4 Department of Pulmonary Medicine, Cardiovascular Sciences, Amsterdam UMC, Vrije Universiteit Amsterdam, the Netherlands.