Xiu Yan, Yu Jian Q, Cheng Edgar, Kumar Rakesh, Alavi Abass, Zhuang Hongming
Division of Nuclear Medicine, Department of Radiology, Hospital of the University of Pennsylvania, Philadelphia, Pennsylvania 19104, USA.
Clin Nucl Med. 2005 Mar;30(3):193-5. doi: 10.1097/00003072-200503000-00013.