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World J Surg Oncol 2017 Jul 3;15(1):120. Epub 2017 Jul 3.
Digestive Endoscopy Center, Department of Gastroenterology, Changhai Hospital, The Second Military Medical University, 169 Changhai Road, 200433, Shanghai, China.
Clin Nucl Med 2002 Aug;27(8):567-71
Department of Nuclear Medicine, National Cheng Kung University Hospital, Tainan, Taiwan.