1Differences between acute exacerbation of COPD and COPD complicated with community acquired pneumonia629-6322Comparison of levonogestrel-releasing intrauterine system and oral contraceptive for treatment of adenomyosis632-6353Effects of anticoagulants on maternal and fetal outcomes of hypertensive disorders in pregnancyWU Fang, WANG Su-mei, GE Li-ping635-6394Correlation between MRI_DWI and pathological feature and degree of cervical cancer640-6425Research on correlation between pro-BNP and acute lung injury and acute respiratory distress syndrome in childrenWANG Min643-6456Effect of internet-based health management on hypertension and SWOT analysis646-6507Comparative analysis of percutaneous dilational tracheotomy and operational tracheostomyYANG Zhi-yong, DENG Yan-sheng, LIN Kang-yue650-6548Systematic review on changes of cellular immunity in severe hand-foot-mouth diseaseLI Xing-zhi, WU Shu-yue, XIE Qing-ling654-6609Clinical effects of post-abortion care on induced abortion661-66410Diagnosis and value analysis of bone marrow infiltration in patients with non-Hodgkin's lymphomaZHANG Yan-ru, WANG Ze-you, TANG Ling-li664-66911Effect of dexmedetomidine on postoperative pulmonary function and stress response in patients undergoing laparoscopic radical gastrectomyWANG Jun-liang, HAN Mei669-67212Correlation between relative expression of MicroRNA-181b and severity of coronary artery stenosisLIANG Kai-qin, WANG Hong, CHENG Wen-gong672-67613Clinical efficacy of Deanxit combined with rabeprazole in treatment of glous hystericus and the follow-up relapsing rate676-67914Clinical analysis on 88 cases of maternal near miss before and after two-child policyWANG Cai-shan680-68215Correlation between different pathological types of endometrium polyps and sex hormones in perimenopausal women683-68616Evaluation of clinical effect and aesthetic value of coronally advanced flap and laterally poitioned flap restoration applied to defect after epulis resectionSU Wen-hao, LI Qi, WANG Zhao-xing686-68917Study on contrast agents in CT imaging of the pulmonary artery at low and conventional dosesLI Chuan, GUAN Xiao-hui, FAN Lan-zhen689-69218Application of cell block combined with immunohistochemistry in cytodiagnosis of dropsy of serous cavity692-69519Clinical observation on 19 cases with pituitary tumor resection by endoscopic sinus approachQIN Zhen-yu, JIAN Guo-qing, YANG Jun696-69820The experience of operative treatment of intracranial venous sinus injuryZHONG Xiang-qiu, NING Jin-long698-700 