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