Dylan Thomas Doyle

National COVID-19 memorial wall for the five-year anniversary on March 11, 2025, in London, England. Andrew Aitchison/In Pictures via Getty Images

5 years on, true counts of COVID‑19 deaths remain elusive − and research is hobbled by lack of data

Death data in the US is fragmented, incomplete and inconsistent. The consequences of undercounted deaths and lack of real-time tracking continue to be felt with each new public health crisis.

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