"0"^^ . "0.125"^^ . . . . "passive immunity"@en-us . . "an impermanent form of acquired immunity in which antibodies against a disease are acquired naturally (as through the placenta to an unborn child) or artificially (as by injection of antiserum)"@en-us . "114527721"^^ . . . "14527721-n"^^ . . . "passive immunity"^^ . . "110419228"@en-us . "113699668"@en-us .