"The big mistake in the U.S. and Europe, in my opinion, is that people aren't wearing masks. This virus is transmitted…"

"For those that were originally vaccinated with vaccine A and then receive a vaccine B booster, the results are better…"

"I am waiting to tell all the things I know, provide all the evidence to the U.S. Government, and I want them to under…"

"I think we have passed the golden period of control and prevention."

"If there are no new cases in the next few days, the outbreak is over."

"My conservative estimate is that this epidemic could end up at least 10 times the scale of SARS (severe acute respira…"

"What we can do at this moment (COVID-19 outbreak) is gain a scientific understanding of the disease and protect ourse…"

"Momentum of the Wuhan virus epidemic outbreak may decline in 20 days (since 26 January 2020) based on the current pre…"

"I say "possibly" (for the COVID-19 to more dangerous to humans than the other coronaviruses) because so far, not only…"

"Viruses in bats may have mixed and matched genes to create the virus that gave rise to the deadly SARS outbreak in 20…"