#Infections

Nader Issa

NaderDIssa

Breaking: Chicago Public Schools officials are planning to resume in-person classes for elementary school students Feb. 1, sources tell the @Suntimes. The is the city's most concrete move yet to

Mike Gibbs🏳️‍🌈

Mikeggibbs

We have a good handle on where infections are happening.It's not visitors to Canada visiting their family and their sick and dying loved ones.It's not social gatherings. It's unsafe deregulated

Matthew Halliday

MatthewHalliday

So...1. Not to be rude but: do people who want to rethink the Atlantic bubble over two new cases think we can plausibly be COVID-free for the duration of the

Kassie McClung

KassieMcClung

This is important. There’s people who have told me they’ve waited weeks for results. But we do know more people have been infected in the past several weeks. (1/2)https://twitter.com/cathjsweeney/status/1287807381053865985 This

David 🌐

evil_diad

I remain open to convincing arguments in favor of reserving second shots but all the ones I’ve seen seem very weak. Prof Bergstrom is a smart and informed person so

Virpi Flyg

VirpiFlyg

Finland re-opened schools last week. Now they have found COVID-19 in 4 schools and set the pupils and staff in quarantine. Here in Sweden the schools and municipalities don't even

Aris Katzourakis 💙 (for UCU NEC)

ArisKatzourakis

SMALL THREAD: I have seen concerns going round about the theoretical possibility that vaccine mRNA could end up altering our own genomes, and that could cause long term consequences. I

Gummi Bear

gummibear737

There’s a lot of fear mongering about how vaccines may not be protective against future strainsWhile this is hypothetically true, we need to put things into perspectiveFirst off you need

Shane Crotty

profshanecrotty

1/ The second COVID-19 vaccine trial results have been released. 94.5% estimated efficacy! Outstanding news. These are Moderna vaccine results, independent of the Pfizer results a week ago. So there

Chris van Tulleken 🏳️‍🌈

DoctorChrisVT

A piece in the @nytimes today asserted that the UK “quietly updated its vaccination playbook to allow for a mix and match regimen". This is both strictly true and entirely

Joshua Gans

joshgans

It is time for a reminder that the optimal herd immunity strategy requires a hard lockdown. This paper by @LukaszRachel demonstrates the idea. https://drive.google.com/file/d/1tVTfyEeD0xTIcZVlvCZvDN95CZ6uVdmU/view [1/3] If the HI threshold

Orla Hegarty

Orla_Hegarty

[Thread] #Covid19 #Quarantine hotel breaches & cross infection of guests & staff due to weak points in:-choice of buildings-transportation -staffing & security-inadequate precautions for airborne spread 1/ ‘#ventilation to

Adam Kucharski

AdamJKucharski

I sometimes see people making the mistaken assumption that once a group that make up X% of COVID hospitalisations/deaths are vaccinated, it will reduce hospitalisations/deaths by the same %, even

Karam Bales

karamballes

1/ @IndependentSage report on schools is worth looking at, they would also like feedback on suggested measures.#edutwitter https://twitter.com/IndependentSage/status/1294284786110992390 2/ Key graphic is the Ladder of Measures dependent on

Uri Shalit

ShalitUri

I’m seeing many discussions about the evidence for vaccine effectiveness in Israel. This is a thread with my thoughts on what we know and don’t know at this point. First

Xihong Lin

XihongLin

Our paper “Reconstruction of full transmission dynamics of COVID-19 in Wuhan” is online in Nature. We showed two key features of COVID: High transmissibility (R0=3.5) & high covertness(up to 87%

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