Introduction of Laboratory biosafety manual （4th edition draft） by WHO

Presents the main content of Laboratory biosafety manual (4th edition draft) issued by World Health Organization（WHO）. Emphasizes on the analysis of the revised content and thoughts, including the biosafety level cancellation, the risk assessment enhancement, and the biosafety protection by core requirements, heightened control measures and maximum containment measures. Analyses the potential impact of the draft on standards, planning and construction of biosafety laboratories in China.