Experts have been working to isolate the virus and confirm its genome sequence, said Jiao Yahui, an official with the National Health Commission, at a press conference.
Since late July, cluster infections have been reported in Urumqi and Dalian. From July 16 to Aug. 4, a total of 670 confirmed cases had been reported in Xinjiang and 90 in Liaoning Province, said Jiao.
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