When was the initial identification of COVID-19 cases in Wuhan, China, marking the pandemic start?
Answer
Late 2019
The historical timeline of the COVID-19 pandemic anchors its beginning to the initial recognition of unusual respiratory cases occurring in Wuhan, China. This specific event took place toward the end of the calendar year, in late 2019. This initial identification phase quickly escalated, leading to the declaration of a global health emergency by the early part of the following year, 2020, framing the broad context for all subsequent clinical and public health responses.

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