Affiliation: | 1. Lanzhou University Second Hospital, Lanzhou, Gansu, China;2. Lanzhou University Second Hospital, Lanzhou, Gansu, China Key Laboratory of Digestive System Tumors of Gansu Province, Lanzhou, Gansu, China;3. Innovation Center for Biomedical Informatics, Georgetown University Medical Center, Washington, District of Columbia, USA Department of Oncology, Georgetown University Medical Center, Washington, District of Columbia, USA |