title: Host defense mechanisms in viral respiratory infections.
mesh_terms: D000914:Antibodies, Viral; D002648:Child; D006801:Humans; D007111:Immunity, Cellular; D007231:Infant, Newborn; D007251:Influenza, Human / Q000276:immunology; D009092:Mucous Membrane / Q000276:immunology; D018184:Paramyxoviridae Infections / Q000276:immunology; D012141:Respiratory Tract Infections / Q000276:immunology*; D012409:Rubella / Q000276:immunology; D014777:Virus Diseases / Q000276:immunology* / Q000401:mortality
chemical_list: D000914:Antibodies, Viral