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"Even though it is difficult to supervise overseas cryptocurrency trading, measures can still be taken including restriction of online trading by blocking internet accounts, shutting down web servers, forbidding illegal traders from leaving the country and enhancing coordination with overseas regulators," said Yang.

"Does this virus have pandemic potential? Absolutely. Are we there yet? From our assessment not yet," Tedros said. "Using the word 'pandemic' now does not fit the facts, but it may certainly cause fear," he said.

"ECMO is the last resort for critically ill coronavirus patients," Peng said. "Though it does not ensure reversal of condition or recovery, ECMO, at the very least, prevents moribund patients from dying of oxygen deficiency in the short term and thus increases chances of survival."

"Due to the economic fallout from the COVID-19 epidemic, the upper limit for China's inflation target could rise to 6 percent," said Cheung. The People's Bank of China, the central bank, is capable of adjusting the monetary policy targeting a certain range of the price index, he said, adding that the inflation target can be scaled down later, so as to temper hyperinflation expectations.

"Even if there are competitions and conflicts between countries, the students and scholars, most of whom are innocent, should not be implicated," he said.