Toward shorter-lived radiopharmaceuticals for perfusion lung scans.
D006333:Heart Failure / Q000150:complications; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000150:complications; D011655:Pulmonary Embolism / Q000150:complications / Q000000981:diagnostic imaging*; D011877:Radionuclide Imaging