1 Pneumology Department, University Hospital Centre, Amiens, France. jounieaux.vincent@chu-amiens.fr.
2 Cardiac, Thoracic-Vascular and Respiratory Intensive Care Unit, Department of Anesthesia and Critical Care, University Hospital Centre, Amiens, France.
3 Nuclear Medicine Department, University Hospital Centre, Amiens, France.
4 Cliniques Universitaires Saint-Luc, Université Catholique de Louvain, Brussels, Belgium.