Corrections
Covid-19: The US state copying a global health template for contact tracing success
BMJ 2020; 369 doi: https://doi.org/10.1136/bmj.m1970 (Published 19 May 2020) Cite this as: BMJ 2020;369:m1970
The covid-19 figures in this feature (BMJ 2020;369:m1890, doi:10.1136/bmj.m1890) were not updated to the most recent and should have read: “As at 12 May, there were 79 332 cases and 5141 deaths. By late April, 163 of those cases were in Watertown, Massachusetts, a small city close to Boston.” This has been updated online.