If you had invested $1,000 in Occidental Petroleum (OXY) stock at its COVID-19 pandemic low, here’s what you would have right now – Occidental Petroleum (NYSE:OXY)
Spike antibody responses to COVID-19 vaccination following demographic and clinical factors in a prospective community cohort study
A national cross-sectional survey of COVID-19 outbreaks in day-care centers during the rapid spread of SARS-CoV-2 alpha variant (B.1.1.7) in England | BMC Public Health
