[Defense mechanism of viral immunologic escape and its preventive measurements].
Chen
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D000818:Animals; D003587:Cytomegalovirus / Q000276:immunology / Q000472:pathogenicity*; D014645:Herpesvirus 3, Human / Q000276:immunology / Q000472:pathogenicity*; D004854:Herpesvirus 4, Human / Q000276:immunology / Q000472:pathogenicity*; D006801:Humans; D007109:Immunity