Institution: | 1. Department of Oncosurgery, the Second affiliated Hospital of Xi'an Jiaotong University Medical College, Xi'an 710004, Shaanxi Province, China 2. Medical Research Center, Affiliated Stomatological Hospital of Xi'an Jiaotong University Medical College, Xi'an 710004, Shaanxi Province, China 3. Department of General Surgery, the Second Affiliated Hospital of Xi'an Jiaotong University Medical College, Xi'an 710004, Shaanxi Province, China |