英文摘要 |
The outbreak of SARS in March of 2003 also attacked Taiwan, and caused serious harms to the society and economy. Avian influenza also broke out in Korea, Japan and Vietnam in December of that year, Asian countries and regions other than Taiwan and Pakistan have become avian flu stricken areas presently. The death cases of human infected with H5N1 virus occurred in Vietnam, Thailand and Cambodia, attracted worldwide attention and concerns. The symptom surveillance system is constructed in order to beware of the invasion of viruses, so as to detect H5N1 influenza cases under investigation as early as possible and adopt various prophylactic measures promptly, the surveillance contains following items: H5N1 influenza cases under investigation, influenza-like illness, fever of unknown origin, diarrhea, upper respiratory infection, patients with cough lasting for more than 3 weeks and enterovirus. |