COVID-19 vaccine strategies must focus on severe disease and global equity
Lancet HIV; 399 (10322), 2022
In September, 2020, the WHO Prioritisation Roadmap for COVID-19 vaccines gave priority to prevention of severe disease and the highest risk groups. In July, 2021, the revised Roadmap noted that despite the progressive emergence of SARS-CoV-2 variants of concern, defined as mutations conferring increased ...