A National Academies of Sciences, Engineering, and Medicine committee is in the process of examining the working definition of Long COVID. Case definitions are sets of rules that allow patients, ...

In my journey as a CEO and tech leader, one principle has consistently proven to be a cornerstone of our success: the meticulous understanding and definition of use cases. This focus has been pivotal ...

Test negative studies have been used extensively for the estimation of COVID-19 vaccine effectiveness (VE). Such studies are able to estimate VE against medically-attended illness under certain ...

Furthermore, the operational use and performance of those definitions and risk scores has not been rigorously evaluated, which is needed to help guide both communities and public health practitioners ...