1Editor's Comment前插22Application of scenario simulation in disaster medicine education for clinical medical undergraduatesGU Changwei, LIU Zhong, SONG Kang, LI Yuan, XU Huanhuan, DANG XiaoyanORIGINAL ARTICLES541-5443Disaster nursing competencies and knowledge needs of nurses: A questionnaire surveyZHAO Ai, HE Qianfeng, DU Yanling, ZHANG Na, ZHONG Yuexia.ORIGINAL ARTICLES545-5484Accidental injury in children: Clinical analysis of 70 casesZHANG Liping, HU Yamei, YANG Shuyun, LIU Yanzuo, QIN Xiangyang.ORIGINAL ARTICLES549-5515Analysis of clinical characteristics of prehospital acute poisoning in underage patients in a Chinese CityCHE Bin.ORIGINAL ARTICLES552-5556Analysis of clinical epidemiological characteristics of 1,265 inpatients with cerebral infarctionLI Yunzhi, LI Yunming.ORIGINAL ARTICLES556-5597The application of people-focused health education path in the management of cancer painXU Chunya, HUANG Yueqiu, PANG Huacong.ORIGINAL ARTICLES560-5638Clinical analysis of ambroxol hydrochloride in the treatment of elderly patients with ventilator-associated pneumoniaYUAN Yuan, KOU Xinliang.ORIGINAL ARTICLES564-5679Clinical efficacy of retinotomy for hemorrhagic retinal detachment associated with macular traumaWU Na, ZHANG Lihong, WANG Jingfeng.ORIGINAL ARTICLES568-57110Notes on the construction of province-city-county three-tier trauma care system in Guizhou provinceDENG Jin, PENG Guoxuan, ZHANG Qiyong, XIAO Renju, GUO Deliang, ZHANG Jingping, SUN Jiali, WANG Zhengguo, ZHANG LianyangMONOGRAPH572-57511Discussion on psychological health service following biological weapon attackGAO Jinmao, SHAN Liang, MA Guoqiang.MONOGRAPH576-57812Reflections on improving battlefield first aid capability based on tactical combat casualty care in the cold plateau regionGUO Dong, HE Sen, LI Tanshi, PAN Fei, YU Min.MONOGRAPH579-58113The application of gold nanoparticles in biomedicineLI Beibei, LI Yi, LIU Huiliang.REVIEWS595-598