| Sr.No. | Description | Download |
|---|---|---|
| 1 | Safety and immunogenicity of seven COVID-19 vaccines as a third dose (booster) following two doses of ChAdOx1 nCov-19 or BNT162b2 in the UK (COV-BOOST): a blinded, multicentre, randomised, controlled, phase 2 trial Lancet 2021; 398: 2258–76 | |
| 2 | Early assessment of the clinical severity of the SARS-CoV-2 omicron variant in South Africa: a data linkage study.Lancet. Pub. online 19 Jan 2022 |
