1Roles of anesthesia information management system in the quality control of anesthesia of perioperative periodZHANG Wei, CHAI Xiaoqing, XIE YanhuEditorial7-132Effects of ropivacaine paracervical nerve block adjunction with intravenous anesthesia in painless abortion in plateau areaDENG Lei, HE Miao, WANG Liangzhong, YU JunClinical Study14-173Comparative analysis of subclavian venous blood gas and arterial blood gas before or during general anesthesiaFEI Jianping, LEI Yue, YU Ling, WANG Huanfeng, ZHAO Ying, JIANG LingClinical Study18-234Application of PDCA method in the continuous quality improvement of anesthetic medicationsDENG Manli, ZHANG Weili, HAN Yanmin, LIU Jing, SONG Yuxiang, MI WeidoongQuality Management and Promotion24-275Establish disinfection protocol and quality control standard for flexible bronchoscopy at the department of anesthesiologyWU Yulan, SUN Ling, XU Meiying, JI HaoQuality Management and Promotion28-306Application of mind-map in the training of endotracheal intubation for residents in standardized trainingCHENG Yuan, SUN Jianliang, XI Jianhua, CHEN Shuping, JIN Qianqian, LUO Ying, ZHU Ying, ZHU Jin, GAO HongxiaContinuing Education38-407Update on diagnosis and treatment of post-dural puncture headacheCAO Cathy, YU Chunhua, WANG YunKnowledge Update41-508The present and future of cardiovascular anesthesiaZHANG Tiezheng, SUN Yingjie, WANG HongqianReview Articles51-549Risks of intraoperative autotransfusionWANG Lu, ZHANG Junjie, XIONG Yunchuan, WANG E, GUO QulianReview Articles55-57