1Editor's Comment前插22Event medicine——A new branch of modern emergency medicineZHOU Jinke, LIU Cuiping, ZHANG Dunxin, ZHU XuemeiSPECIALIST FORUM121-1243Effect of emergency drilling on improving disaster preparedness level of emergency nursesLIU Ya'nan, ZANG Shuting, LU Lianghua, WANG HongqianORIGINAL ARTICLES130-1334Work content of flight nurses in professional aviation rescue: A qualitative studyLI Gaopeng, HUANG Huiqiao, YING Yanping, LIANG RongORIGINAL ARTICLES134-1375Analysis of the respiratory disease spectrum variationWANG Feng, ZHENG Zhonghui, FEI Guanghe, LI Yonghuai, XU AihuiORIGINAL ARTICLES138-1406Lighting environment in ICU: Status and its effectHE Jinyi, CHEN Xiaohuan, LI Hong, CHEN Meirong, SHI Lan, SU FenghuaORIGINAL ARTICLES141-1457Clinical efficacy of calcitriol injection in the treatment of secondary hyperparathyroidism in hemodialysis patientsWANG XinORIGINAL ARTICLES146-1498Simulated rounds in nursing practical training course based on diversified teaching modeZHAO Yuan, XU Xudong, WANG Yan, SONG GuominORIGINAL ARTICLES150-1539Effect of recombinant human glucagon-like peptide-1 (7-36) Akt, P70S6K in human hepatocytes line HL-7702YAO Yao, WANG Hongyu, AN Jun, WANG Yi, ZHU Boyu, GAO Fei, XU ChunORIGINAL ARTICLES154-15710Discussion on acute traumatic central cord syndromePENG Long, ZHAO Hongwei, ZHANG Pan, LU Bin, LI GuogangMONOGRAPH158-16111Medical nursing for critical patients in air rescueTIAN JianqingREVIEWS175-180