NCT03469557
- Conditions
- Carcinoma, Carcinoma, Squamous Cell, Digestive System Diseases, +15 more
- Locations
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- Fifth Medical Center of Pla General Hospital Beijing, Beijing Municipality, China
- Harbin Medical University Cancer Hospital Harbin, Heilongjiang, China
- Tongji Hospital of Tongji Medical College Huazhong University of Science and Technology Wuhan, Hubei, China
- Northern Jiangsu Peoples Hospital Yangzhou, Jiangsu, China