The Oxford-AstraZeneca COVID-19 vaccine, ChAdOx1, released 4 studies to analyze its efficacy in the prevention of mild, moderate, and severe COVID-19 infection; new studies also address rising concerns in the vaccine’s ability to protect against variants B.1.1.7 and B.1.351.
The American Cancer Society’s annual report approximates the new cancer diagnoses and deaths expected in 2021 and identifies impactful patterns in oncology care.