Letters
One dose of covid vaccine and virus spread
Covid-19 eradication: stopping transmission between countries
BMJ 2021; 373 doi: https://doi.org/10.1136/bmj.n1425 (Published 07 June 2021) Cite this as: BMJ 2021;373:n1425
- Bret S Palmer, sexual health and HIV medicine locum consultant
- Royal Berkshire Hospital, Reading, UK
- Bret.Palmer{at}royalberkshire.nhs.uk
Covid-19 came to our attention at the end of 2019. Since then, it has directly contributed to the deaths of over 3.2 million people,1 devastated the lives of countless more, and brought many economies and healthcare systems to their knees.
We now have many highly effective vaccines against the SARS-CoV-2 virus, as highlighted by Mahase, who reports that one dose of vaccine cuts the risk of passing on infection by as much as half.2 Current vaccines reduce …
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