Thesis on the Clinical Characteristics and Prognostic Factors of Gastrointestinal Extracorporeal Mesenchymal Tumor, Henan Provincial Cancer Hospital, Xie Jianguo Name of Graduate Student: Gao Yebo Supervisor: Prof. Xie Jianguo Supervisory Group Members: Prof. Liu Huai Min Prof. Zhang Soar Prof. Zhang Zhaolan Department of Chinese and Western Medicine and Clinical Integration Faculty and Department: The First School of Clinical Medicine, Zhengzhou, China, March 30, 2013 Master’s Degree I have submitted this master’s thesis as a result of independent scientific research under the guidance of my supervisor, Professor Jianguo Xie. The thesis does not contain any research results that have been published or authored by any other individual or group, except for those that have been specifically cited in the text. Individuals and groups that have made significant contributions to the research in this paper are clearly identified and acknowledged in the text. I am fully aware that the legal consequences of this statement are my responsibility. I hereby declare. I have fully understood the regulations of Henan College of Traditional Chinese Medicine concerning the retention and use of the master’s thesis, and I agree that the university may retain or send copies and electronic copies of this thesis to relevant state departments or institutions, and allow the thesis to be viewed or borrowed. I authorize Henan College of Traditional Chinese Medicine to compile all or part of this dissertation into relevant databases for searching, and to preserve and compile this dissertation by photocopying, microfilming or other reproduction means (Note: this authorization statement shall apply to the confidential dissertation after its declassification). Hereby declare. Author (Signature): Gao Yebo Supervisor (Signature): Xie Jianguo March 30, 2013