| [public health surveillance and assessment of emerging infectious threats: method and criteria for risk analysis]. | one of the objectives of the surveillance systems implemented by the french national institute for public health surveillance is to detect communicable diseases and to reduce their impact. for emerging infections, the detection and risk analysis pose specific challenges due to lack of documented criteria for the event. the surveillance systems detect a variety of events, or "signals" which represent a potential risk, such as a novel germ, a pathogen which may disseminate in a non-endemic area, o ... | 2011 | 21251782 |