1Study on the Effect Mechanism of Transthyretin on the Proliferation ,Migration and Angiogenesis of Human Retinal Pigment Epithelial Cells 19QI Xingang, GU Yongxin, XIAO Yun, DU Lei757-761,7762Research on Effect and Mechanism of Carboxymethylpachymaran on Prostate Cancer Cell CycleWANG Fang, CHEN Qi, WU Yingtao, NI Wenxu762-7673Effective Analysis of Long Pedicle Screws Obliquely Placed and Short-segment Fixation in the Treatment of Single Level Denis Type B Thoracolumbar Burst FractureYANG Sai, XIONG Chengjie, XU Feng, KANG Hui, HUANG Biwang, ZHU Fangqiang768-7724Analysis of Clinical Characteristics and Influencing Factors of Reproductive Tract Infection in Women with IUDMA Lina, MENG Zhixian773-7765CCR7 Expression in Hepatocellular Carcinoma and Its Clinical Significance:an Analysis Based on Data MiningTU Li, WANG Hui777-7826Efficacy Analysis of Glucocorticoid in Adjuvant Treatment of Type 55 Adenoviral PneumoniaTANG Qiong, FANG Yao, LIU Yi, LI Xiang, HU Haitao, HU Zhenhong783-785,7907Clinical Features and Risk Factors of Type 2 Diabetes Patients with Severe Corona Virus Disease 2019WANG Zhiyang, YANG Xiurong, LI Jing, ZHU Ziyi, FU Youjuan, CHEN Wei, YUE Ling786-7908Dynamic HRCT Observation of Pulmonary Fibrosis Changes in Moderate Cases and Severe Cases of COVID-19 PatientWANG Ye, ZOU Jiani, TAN Huibin, XIONG Fei, HUANG Wencai, YOU Tao, LI Hanhan, FU Tingting791-794,8199Cogitation on the Standardization Construction of Medical Service Support Force in Military Hospital Under the New SystemHE Kun, LI Zilong, HE Jun, TANG Zhanyi, LIU Tao795-79710New Idea of Strengthening the Training of Defensive Ability of Field Medical Station (Team)WANG Hongfei, ZHANG Gang, QIU Liang798-80111Application Exploration of Integrated Delivery System in Military Medical SupportLI Ying, LIN Xiaolei802-80412Effect of Gratitude on Psychological Capital and Quality of Life in Patients with Spinal Cord InjuryCHENG Han, HU Xuehui, HAN Lei, CUI Yi, ZHANG Yinling805-80913Effect of Self-efficacy on Coping Style of Nurses in Infectious Diseases DepartmentWU Chao, LI Shuang, LI Pei, ZHANG Linyuan, DU Yanling, HE Shizhe, LANG Hongjuan810-813,832 