Avian Influenza H7N9 — China
Since March 2013, when the avian influenza A(H7N9) virus infection was 1st detected in humans, a total of 1567 laboratory-confirmed human cases, including at least 615 deaths (1), have been reported to WHO (Figure 1) [see URL for figures] in accordance with the International Health Regulations (2005). In the latest wave (the 6th wave since Oct 2017), only 3 human cases have been detected; meanwhile there have been generally fewer A(H7N9) virus detections in poultry and environment samples,
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