(MedPage Today) — In an unusual move, the FDA asked vaccine makers to conduct randomized studies evaluating possible long-term effects of the COVID-19 shot, including spike persistence and post-vaccination syndrome symptoms.
In the approval letter…
Source link : https://www.medpagetoday.com/neurology/generalneurology/117311
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Publish date : 2025-09-04 20:01:00
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