1Three-dimensional pelvic floor ultrasound can dynamically observe pelvic floor structure and function in early postpartum periodLIU Chengcheng, JIN Yonghong, ZUO Dongmei, CHEN Guangyu, JIANG FengClinical Research733-7382Pneumonia X-ray images enhance classification recognition technology:Based on improved Retinex algorithmLIU Hailong, MA BoClinical Research739-7433Comparison of skin side effection and cosmetic effection of postoperative hypofraction and conventional fractional radiotherapy for early breast cancer patiens with breast-conserving surgery:based on propensity score matching methodZHOU Lue, LI Zihuang, YANG Dong, DENG Xiaonian, ZHANG Ding, LV Degang, LI Xianming, TANG NaClinical Research744-7484Ultrasonographic features and immunohistochemical parameters of mucinous Carcinoma of breastSANG Tian, KANG Yanfei, CAO Yuwen, GE Xiaoyan, WU Fang, TONG Jin, WANG Jiajia, DONG Jian, LI JunClinical Research749-7535Application of gadolinium delayed enhancement combined with cardiac magnetic resonance T1 mapping in cardic amyloidosis and hypertrophic cardiomyopathy:prospective study of 95 patientsJIANG Yanyan, YU Ke, WANG Weiwei, LI Lin, WANG Yuhang, YI QiaodanClinical Research754-7586Comparation of the value of digital periapical film and cone-beam CT in measuring tooth lengthYAN Li, Ayinuer Huositayi, ZHANG LeiClinical Research759-7637Construction of MRI radiomic prediction models for the differentiation of benign and malignant lesions of breastWU Peiqi, YANG Yali, ZHOU Yanlu, GUO Fenling, MAO XiaomingClinical Research764-7708Endoscopic endoscopic internal capsule nasal anastomosis combined with lacrimal duct dilation and drainage tube in the treatment of dacryocystitis with lacrimal duct obstruction:A randomized controlled trial of 120 patiantsWANG Yuan, MA Xiaolin, ZHOU Chuanhai, QIN Lin, BAI LinClinical Research771-7759Correlation between blood circulation velocity and enhancement effect of coronary CT angiography and optimization of contrast mediumXIE Youyang, ZHANG Yan, SHI Wei, WANG Xuefeng, GU Huawei, WANG Weimiao, CAO Yang, CHU WeiClinical Research776-78110Relationship between the changes of head CT scan parameters and cognitive function abnormalities in patients with early-onset schizophreniaLI Rong, PAN Keliang, HE Changjiu, QIU Xue, CHEN YuClinical Research782-78611Predictive value of 18F-FDG PET/CT quantization parameters SUVpeak, MTV and TLG in patients with diffuse large B-cell lymphomaZHAI Weihao, HE WeiClinical Research787-79112Prognostic value of clinic-pathological characteristics and ultrasound features for assessment of triple negative breast cancerOUYANG Lizhu, GONG Haiyan, YANG Yating, WANG PingClinical Research792-79813Ultrasonographic monitoring of hemodynamics in patients with arteriovenous fistula and the value of evaluating the maturity of internal fistulaTAN Qingqing, SONG Jianqiong, ZHU Yaling, ZHANG HongchaoClinical Research799-80314Comparison of pemberton osteotomy and salter osteotomy in the treatment of developmental dysplasia of thd hipLI Xueying, WU Pengyu, WANG EnboClinical Research804-80815Diagnostic value of MRI and CT in liver solitary necrotic noduleYAO Wei, LI Chengjie, LIU WeiClinical Research809-81316Value of multi-slice spiral CT in evaluating the therapeutic effect of gastrointestinal stromal tumorsLIANG Quanhai, GUO Xiaoting, YE Qiaoqin, WEN Kangyan, CHEN ZhongClinical Research814-81917Application value of liver transient elastography and ultrasound diagnostic parameters in the diagnosis of fatty liver and the evaluation of disease severityXIONG Ling, WANG Shuohua, XIANG Qian, DU Lingling, CHEN XiaClinical Research820-8231886 b/min may be a reliable clinical indicator between hypertensive emergency and hypertensive urgencyFAN Jingru, RUI Dewei, LIN Zhensu, CHEN Ziqing, LU Senrong, GUO ShunqiClinical Research824-82919Value of low-dose chest CT, carcinoembryonic antigen and Cyfra21-1 levels in the diagnosis of early lung cancerHUA Rong, HU Jinxiu, XUE Weijia, HE Li, ZHANG JiachunClinical Research830-83420Effect of rivaroxaban on hemorheology, inflammatory factors and coagulation function in patients with spinal trauma after spinal fusionZHANG Jie, CHEN Yong, FENG Jinzhu, DING Yi, ZHOU GuangxinClinical Research835-839