Past infection with pre-omicron variants of COVID-19 protects against re-infection
Physician's Weekly,
1. Past infection with ancestral, alpha, beta, and delta variants of COVID-19 had a protection rate of approximately 78…
1. Past infection with ancestral, alpha, beta, and delta variants of COVID-19 had a protection rate of approximately 78…
It's 2023 and you just tested positive for COVID-19. Now what? The latest CDC protocols, isolation recommendations, ways to…
WhatsNew2Day This is an excerpt from Second Opinion, a weekly analysis of health and medical science news emailed to customers.
Gov. Newsom, the Legislature and the courts have ensured the COVID vaccine won't be required for California K-12 students. The…