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"Direct saliva testing can address bottlenecks of time, cost and supplies. Our test also has unique features that enable fast and frequent testing on a large scale," said Martin Burke, a chemistry professor who helped design the test.

"E-commerce trade volume reached about 1 billion yuan between January and September. The increase is smaller due to the pandemic, but steady," said Zhong Huanyu, director of the office of cross-border e-commerce at the Heihe Area of of China (Helongjiang) Pilot Free Trade Zone (FTZ). The number stood at 1.4 billion yuan (0 million) last year.

"Everything was just as I expected. I did not hesitate to take that job in the museum after graduation," Ma said.

"Facing the new context and challenges, it's very meaningful that Secretary-General Guterres has launched the Action for Peacekeeping initiative this year."

"FDA has determined that CQ and HCQ are unlikely to be effective in treating COVID-19 for the authorized uses in the EUA," the agency said.