Lung perfusion assessed by SPECT/CT after a minimum of three months anticoagulation therapy in patients with SARS-CoV-2-associated acute pulmonary embolism: a retrospective observational study. - Berghaus, Thomas M.; Bader, Stefanie; Faul, Christian; Haberl, Sabine; Schwarz, Florian; Liebich, Alessandro; Dierks, Alexander; Kircher, Malte; Lapa, Constantin; Pfob, Christian H. (Respiratory Research, 2022)