Public Health

What we know about COVID-19 reinfection so far
A patient’s sex may affect their COVID-19 immune response
Influenza virus may be transmitted by particles in the air
$5 COVID-19 test could be a game changer in the US
“Antivitamins” could be the cure for antibiotic resistance
Open-source COVID-19 saliva test could be a game changer
Gates Foundation backs a $3 coronavirus vaccine
Is it safe to fly right now? MIT expert weighs in.
Designer antibodies could help treat and prevent COVID-19
Updated coronavirus vaccine list: Where we stand today