Scientists who study airflow warn that virus-laden drops may travel farther than thought.
Even with distancing, spending too long in a public indoor space could expose you to COVID-19: study
How Long Does the Coronavirus Live on Surfaces? Covid-19 FAQs
A method to assess Covid-19 transmission risks in indoor settings, MIT News
Purdue Engineering: Rising to the Challenge
Egehan Giray
Coronavirus, Social and Physical Distancing and Self-Quarantine
Coronavirus: The dos, don'ts, and rules of social distancing - Vox
If We Knew Then What We Know Now About Covid, What Would We Have Done Differently? - WSJ
How was the 2 meter distance determined to be a safe distance to prevent the spread of Covid-19? - Quora
Here's what social distancing 6 feet apart looks like
Tina Hesman Saey, Author at Science News
Anthony Fauci Fesses Up - WSJ
The Coronavirus Pandemic, Page 19 of 22