作者单位Mallinckrodt Institute of Radiology, Washington University School of Medicine, St.Louis, Missouri[1]Department of Medicine, University of Cambridge, Cambridge, United Kingdom;Cambridge University Hospitals NHS Foundation Trust, Cambridge, United Kingdom[2]Department of Medicine, University of Cambridge, Cambridge, United Kingdom[3]Queen's Medical Research Institute, University of Edinburgh, Edinburgh, United Kingdom[4]Imanova Ltd., London, United Kingdom[5]Institute of Nuclear Medicine, University College London, London, United Kingdom[6]Imanova Ltd., London, United Kingdom;Department of Medicine, Imperial College London, London, United Kingdom[7]Medical Image Analysis Consultant, London, United Kingdom[8]Clinical Discovery, Respiratory Therapy Area Unit, GlaxoSmithKline R&D , King of Prussia, Pennsylvania[9]University Hospitals Coventry and Warwickshire, Coventry, United Kingdom[10]Derby Teaching Hospitals NHS Foundation Trust, Derby, United Kingdom[11]Worldwide Research and Development, Pfizer, Inc.,Cambridge, Massachusetts[12]Experimental Medicine Imaging, GlaxoSmithKline , Stevenage , United Kingdom[13]北京医院核医学科、国家老年医学中心 100730[14]