Corrections
Covid-19: Sputnik vaccine rockets, thanks to Lancet boost
BMJ 2021; 373 doi: https://doi.org/10.1136/bmj.n1174 (Published 07 May 2021) Cite this as: BMJ 2021;373:n1174The provenance and peer review statement on this Essay (BMJ 2021;373:n1108, doi:10.1136/bmj.n1108) was incorrect. It has been updated to say that the article was externally peer reviewed.