https://world-signals.com/news..../2022/02/02/immunolo
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Immunological Memory Provides Long-Term Protection against virus – World-Signals News
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Immunological Memory Provides Long-Term Protection against virus – World-Signals News

Exposure to SARS-CoV-2 by infection or vaccination generates immune cells that provide long-term immunity. These long-lived memory T cells play a key role in pr