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3D medical still of a plasma cell releasing antibodies toward a nearby virus, representing antibody production in the adaptive immune system.
young woman stands park, dressed yellow jacket holding tissue to her nose as she sneezes. concept: seasonal cold rhinitis nose leaking use of paper handkerchiefs. influenza and arvi epidemics
family with virtual barrier as virus protection
Cute girl hugging her parents with medical patches after vaccination at home. Concept of strong immunity

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