1Study on risk factors for adverse clinical outcomes in critically ill pregnant women and their perinatal infantsWAN Qing-yu, WANG Dong-xue, GAO Lu, CAO Dai, LI Guo-zhi, JIN Jia-xi, SUN Jing-liOriginal articles241-2452Application of mechanical balloon catheter in induced labor of pregnant women infected with Group B streptococcusJIN Jia-xi, CHEN Zhen-yu, ZHONG Wan, MING Xue, SUN Jing-liOriginal articles246-2503The effect of size and quality of uterine fibroids on outcome of cesarean myomectomyWANG Dong-xue, WAN Qing-yu, WANG Bing-bing, XU Jing, JIN Jia-xi, SUN Jing-liOriginal articles251-255,2884A comparative observation on the clinical outcomes of twin mothers and infants under different pregnancy methodsZHAO Shuang, WAN Qing-yu, ZHONG Wan, JIN Jia-xi, SUN Jing-liOriginal articles256-2605Application of frequency ultrasound in trial of labor after cesareanZHONG Wan, CHEN Zhen-yu, LYU Xiu-zhi, LI Juan, JIN Jia-xi, LI YueOriginal articles261-2656The treatment of varus knee osteoarthritis by high tibial osteotomy combined with arthroscopic knee debridementXIE Kun-nan, ZHAO Ri-an, DAI Shi-feng, WANG Ping, ZHANG Qi-xianOriginal articles266-2717Observation on the application of degradable materials based on electrospinning hemostasis technology for pig cardiac penetration injuryZHAO Xin-wei, XU Liang, ZHANG Jun, REN Tong, SHI Ji-ping, REN Ming-shi, WANG RongOriginal articles272-2778Comparison of the efficacy of ultrasound-guided paravertebral nerve block and modified serratus anterior plane block in thoracoscopic lobectomy in elderly patients with non-small cell lung cancerZUO Ming-ming, YANG Jing, LU Min, SUN Jing-jing, ZHANG LinOriginal articles278-2839Analysis of the current situation and influencing factors of agoraphobia in patients after total knee arthroplastyGAO Cheng, SHI Guang-hui, LIU Jia-di, HAN Xiao, GAO BoOriginal articles284-28810The distribution of acute anterior cruciate ligament rupture and knee bone contusion pattern after non-contact sports traumaTIAN Xin-bo, ZHANG Li-bo, DUAN Yang, WANG Jin-bao, GAO Qian-qian, LI Yu-zeOriginal articles289-291,29511The predictive value of Neutrophil-to-lymphocyte ratio for ectopic pregnancy ruptureHU Su, ZHANG Bing-xue, FU RongOriginal articles292-295 