1Key points on prevention and management of diabetic foot disease-interpretation of domestic and international guidelines for prevention and treatment of diabetic foot disease in 2019XU Zhang-rong1259-12622Advances in treatment of diabetic foot ulcers by negative pressure wound therapyWEI Jie-ming, YAN Xiao-dong1263-12663Antibiotic resistance and virulence gene analysis of Pseudomonas aeruginosa in diabetic foot wound infectionXU Jun, ZHU Xiao-qing, LI Meng-jun1267-12714Investigation on awareness and behavior status of diabetic patients to diabetic footZHOU Ying-ying, ZHA Pan-pan, JIANG Ya-xin1272-12755Changes of PKC, PKA, PKG and CaMKⅡ expressions in astrocytes after oxygen and glucose deprivation and their effects on AQP4FAN Bing-lin, WEI Jun-jie, LI Yan-hua1276-12796Correlation between MTHFR gene polymorphism and occurrence of acute coronary syndrome in Han population in the central area of Henan provinceZHANG Yun-fei, XU Bing-xin, WU Fan1279-12837Clinical effects of trimetazidine combined with L-carnitine on treatment of uremic cardiomyopathyXIE Ying, ZHA Yan, LIN Xin1283-12868The value of fibrinogen to albumin ratio in diagnosis of no-reflow of coronary artery after PCI in patients with acute ST-segment elevation myocardial infarctionWANG Shun-li, TANG Jian-min, WANG Feng-yun1287-12919Study on the characteristics of ultrasonography and contrast-enhanced ultrasonography in non-lactating women with mastitis massesHE Yan, WANG Xiao-yan, HU Qiao1291-129510Analysis of the effect of intact canal wall mastoidectomy plus tympanoplasty on hearing improvement of chronic suppurative otitis mediaHUO Dong-dong, LI Wei, LI Yuan-ye1296-129911Study on the levels and distributions of hemoglobin A2 and hemoglobin F in hemoglobin E diseaseSU Heng-xu, LIANG Liang, LI You-qiong1300-130212Effects of pelvic floor therapeutic apparatus combined with recombinant human granulocyte-colony stimulating factor for intrauterine perfusion on improving endometrial receptivityHUANG Wei-mei, CHEN Chang-yi1303-130613Survey on knowledge and behavior of healthy lifestyles of Zhuang nationality residents in Wuming District of Nanning CityHUANG Jian-shuang, CHEN Hai-bin, CHEN Yan-ping1307-131114Study on the relevant influencing factors of neoadjuvant chemotherapy for breast cancerSHI Hao, WANG Xiao-hui, GU Jun-wei1311-131515Adverse reactions and safety analysis of bronchial dilation testZHU Ya-jing, LIU Juan1316-132016Clinical effect of total knee arthroplasty with screw on severe knee varus deformity with tibial plateau settlementLUO Deng-ke, ZOU Ji, CHEN Ken1320-132417Study on the influence of input arterial selection on perfusion parameters of central lung cancerYANG Ting, WANG Xin-wen, MA Ai-xin1324-132718The value of energy spectral CT in qualitative diagnosis of metastatic lymph nodes of different differentiated gastric cancersZHU Li-li, ZHENG Yu-fei, XU Hui1328-133119Effects of budesonide on lung function, blood gas index, inflammatory factors and clinical symptoms in AECOPDLI Xiao-ling, YAN Min-li, HOU Lan-lan1331-133420Analysis of effect of transverse circular compression suture of lower uterine segment on hemorrhage of placenta dissection surface in cesarean section of placenta previaLIU Wei, LIU Ping, WANG Yun-xia1335-1338 