The World vs. SARS-CoV-2, 3/31

It has been reported that several cases recovered from COVID-19 tested positive after discharge (re-detectable positive, RP). […] All of patients were followed up for at least 14 days, and 38/262 of RP patients (14.5%) were present. The RP patients were characterized by being less than 14-years old and having mild and moderate conditions as compared to NRP patients, while no severe patients became RP. […] Our results showed that young and mild COVID-19 patients seem to be RP patients after discharge, who show no obviously clinical symptoms and disease progression upon re-admission. [medRxiv ]

How many people die after being infected with the novel coronavirus? Fewer than previously calculated, according to a study released Monday. The research estimated that about 0.66% of those infected with the virus will die.

Doctors in the Bay Area see flatter curve after 2 weeks of social isolation

Armed vigilantes blocked a neighbor’s driveway with a tree to force him into quarantine

Drone technology is ready to break out into a mass service and reduce person-to-person contact. There are a few dozen pilot programs throughout the United States and some limited commercial deployments for services such as medical delivery, parcel delivery, utilities inspection, and crop spraying.

At least two peer-reviewed studies show that while DIY masks are not nearly as effective as commercial masks made for health care workers, they are far better than nothing. Homemade masks both limit the spread of infectious droplets in the air and discourage people from touching their faces. [DIY using some T-shirt fabric, elastic ribbon, scissors, sewing supplies or scissors and a T-shirt]

list of companies freezing hiring or doing layoffs (and those that are still hiring). [Thanks Tim]