Kung Justin W, Yu Jian Q, Lee Bruce, Alavi Abass, Zhuang Hongming
Division of Nuclear Medicine, Department of Radiology, Hospital of the University of Pennsylvania, Philadelphia, PA 19104, USA.
Clin Nucl Med. 2004 Apr;29(4):279-80. doi: 10.1097/01.rlu.0000118332.81982.aa.