the immune system immunity natural protection human body against external factors bacteria viruses various |
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| navigate by keyword : detox injection microbiology coronavirus fever vaccination shield flu virus care illness immune biology dangerous pandemic disease therapy safety ill protection boost protective influenza antioxidant immunity organism system protect prevention attack medicine vitamin vaccine fight epidemic healthcare medical background health infection healthy treatment cell strong sick hygiene immunization generated |
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| The immune system. Immunity. Natural protection of the human body against external factors, bacteria, viruses, various diseases. A shield on the guard of a human being |
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