1Editor's Comment3012Glory and dream: Illation of a great vision of cardiopulmonary resuscitation in ChinaWANG Lixiang, MENG QingyiEXPERTS' FORUM302-3053Origin, development and prospect of critical care medicineGUO Xiaodong, PENG Bibo, YANG Guirong, GONG JingEXPERTS' FORUM306-3094Treatment Technical Specification of Open Injury in Disaster EnvironmentChinese Society of Disaster MedicineGUIDELINE AND INTERPRETATION310-311,3195Decoding on Treatment Technical Specification of Open Injury in Disaster EnvironmentGUO Qingshan, ZHANG LianyangGUIDELINE AND INTERPRETATION312-3146Preliminary analysis on graphic symbols system for marking on the earthquake rescue fieldWANG Wei, CHEN HongORIGINAL ARTICLES315-3197Study on the application of specialist treatment on severe thoracic trauma in prehospital emergencyQIU Zhongjin, CHU Wei, ZHANG Dehai, WANG Huanhuan, ZENG Wanli, HUANG JijiangORIGINAL ARTICLES320-3228Analysis on hypertonic lactated saline solution in early treatment of emergency severe brain trauma and shockLIU BingzhuORIGINAL ARTICLES323-3259Analysis on effect of health education about radiological protection on the radiation workers' self-protectionLV Yangyang, WANG ZhibinORIGINAL ARTICLES326-32810Observation on development of a water filtration PM2.5 air purifier and its effectWEN Jiao, ZHANG Jianpeng, ZHANG HongORIGINAL ARTICLES329-331,33511Application of personalized position guidance during parturition of pregnant women with pubic union overlengthZHAO Fangfei, WANG Yufang, ZHAO Liyan, SUN Yurong, LIU Shuyan, CHEN YanORIGINAL ARTICLES332-33512Study on application of scene simulation teaching in first-aid skill training for the publicTAO XiupingORIGINAL ARTICLES336-33813Practice and revelation of medical relief by an armed police hospital for “4·25” Nepal earthquakeYU Xiaoming, JIN Feng, LIU Yan, ZHANG Qian, NIMA ZhuomaEXPERIENCE339-34114Research on construction of the national nuclear and radiological emergency health response team in Jiangsu provinceWANG Jin, YU Ningle, CHEN WeiSYSTEM CONSTRUCTION342-34415Overview on appropriate technology of disaster prevention in communityZHOU Caihua, SUN LiTHEORETICAL STUDY345-34716Research progress in the treatment of acute poisoning in foreign countriesLI MinREVIEWS348-35317Clinical research progress on diabetes mellitus accompanied with gallstoneZHANG XinREVIEWS353-35618Spring of the discipline of cardiopulmonary in China is coming:Enwrite at the establishment of Cardiopulmonary Resuscitation Specialized Committee in the Chinese Research Hospital AssociationZOU ShengqiangLETTERS TO THE EDITOR35719Analysis on principles of SAMPLE in case history taking for American emergency medical technicianZHENG Jin, ZHANG Ai'eLETTERS TO THE EDITOR358-35920Views on prehospital cardiopulmonary resuscitation (CPR)HE ChunlaiLETTERS TO THE EDITOR359-360 