The system was established for outbreak early detection of H5N1 person under investigation, fever with unknown reason, diarrhea, cough over 3 weeks, upper respiratory infection as well as enterovirus. Health care workers or health authorities report directly via internet, and are requested to notify the case clinic symptoms. In addition, they also need to take note of the contact history, travel history, and occupation of the patient.
Statistics of Symptom Surveillance System