Passenger A tested negative 4-5 days before boarding.... - One 18-Hour Flight, Four Coronavirus Infections

An outbreak aboard a September flight from Qatar to New Zealand offers rese Coronavirus · 7.4m followers Shared knowledge and experiences regarding COVID-19 Mitchell Tsai, Virus researcher at Harvard Medical School in 1980s Shared Jan 10 Passenger A tested negative 4-5 days before boarding. Passenger A infected 4-6 others (within two rows). 7 Covid viruses genetically almost identical. ... Read More »Loading… One 18-Hour Flight, Four Coronavirus Infections New York Times 89 upvoters20 comments Mitchell Tsai, Virus researcher at Harvard Medical School in 1980s Shared Thu How did China recover without a vaccine? Why doesn't anybody speak about it? What do you mean "nobody speaks about it"? It's all over the news every so often. Wuhan pool party, August 2020 It's no big secret China managed and even beat the virus at ho... Read More » 801 upvoters73 comments Mitchell Tsai, Virus researcher at Harvard Medical School in 1980s Shared Thu Nachman Ash said a single dose of the Pfizer/BioNTech vaccine appeared "less effective than we had thought", and also lower than Pfizer had suggested. Israel reported a re... Read More »Loading… Single Covid vaccine dose in Israel 'less effective than we thought' the Guardian 36 upvoters10 comments Read more in Coronavirus This email was sent by Quora (605 Castro Street, Mountain View, CA 94041). You were sent this email because you are following Coronavirus. If you don't want these updates anymore, you can unfollow Coronavirus or unsubscribehttp://www.quora.com/