1Progress in Hazard Cognition and Communication ResearchLI Su-mai, Cordia Ming-Yeuk Chu229-2332Study on Difficulties in Vaccination Management for Children from Floating Population in Guangdong ProvincePENG Zhi-qiang, WU Cheng-gang233-2353Analysis and Countermeasure on Hardware Construction in Health Supervision Institutes at all level on QingdaoSUN Xian-jun, WANG Shi-mei, ZHOU Xi-ke236-2384Role of Chinese Field Epidemiological Training Program in Training Professional for Public Health EmergenciesFENG Lin, LU Mei245-2465Practice and Effectiveness of supplementary Immunization for Measles in ShenzhenZHANG Shi-ying247-2486Exploration on Service Model of HTV Voluntary Counseling and Testing among MSM251-2537Analysis on Preventive Medical Sysnoise in Shanxi Province in 2004-2009LEI Xin-yue, YANG Mei255-2578Rapid Response Strategies for an Outbreak of MeaslesYE Zhong276-2779Sero-epidemiological Survey on Hepatitis B among General Population at Different Period after immunizing with Hepatitis B Vaccine in Guangzhou City278-28110Information Analysis of 27 Public Health Emergencies of Infectious Diseases in SchoolsCHENG Hong-qi, XU Shu-hui, YU Qiu-yan285-28611Preliminary Analysis of the HCV Infection among Certain Population in Shanxi ProvinceGUO Xiao-li, WANG Nai-chang, ZHANG Bo288-28912Investigation on Status of Medical Sewage Disinfection in Some Hospitals in GuangzhouQU ji-jun, HE Zheng, LIN yao-kun298-29913Investigation on Awareness and Professional Knowledge among Infections Disease Management Staff in post-quake of Wenchuan County300-30214Practice and countermeasure on Implementation Two-track system of Evaluation and Recruitment on Professional and Technical TitleGU Jing, ZHANG Xue-qing309-31115Investigation on Level of Lead, Calcium, Iron and Zinc in Blood among 768 children in Fuyang cityZHOU Wen-chu314-31616Investigation on Main Health-related Issues among Middle-age and Elderly Population in Urban Communities316-31817Analysis on Results of Microorganism Detection in Central Air Conditioning Ventilation Systems in Hotels of Haidian District318-31918Exposure to Tobacco Advertising among Adolescents and its Influencing Factor in Taiyuan320-32219Investigation on Smoke Status among Figh School Teachers in Six Middle Schools of Dalian CityLIU Chun-yan, GU Ning, WANG Wei324-32620Analysis on Peripheral Water Hygienic Quality in Pipe Network of Shenzhen in 2007 to 2008HUANG Guang-wen, CHEN Jing-Wen, LI Jin326-327 