Experts agree that reverse transcription–polymerase chain reaction (PCR) testing is critical in controlling coronavirus disease 2019 (COVID-19), but decision makers disagree on how much testing is ...

Increased Covid-19 testing has the “greatest influence” on reducing transmission and is the “only known approach” that can nearly eliminate the disease without a vaccine, a new study finds, showing ...

A team of scientists from the Centers for Disease Control and Prevention, United States, recently conducted a study to evaluate the effectiveness of serial testing and isolation of healthcare ...

Researchers at Simon Fraser University in Canada have warned that within the school setting, even small differences in individuals' contribution, their environment, and their activities to the ...

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. HIV testing centers across the US showed reductions in testing of nearly 50% during the height of ...

ACTIVE CASES. ERIN: THE STATE EPIDEMIOLOGIST IS EMPHASIZING THAT INCREASED TESTING IS FAR FROM THE ONLY REASON WHY CASES ARE RISING IN NEW HAMPSHIRE. DAILY ACTIVE CASES HAVE TRIPLED SINCE THE START OF ...