"congenital defect of having one or more extra chromosomes in somatic cells"@en-us . . "113646318"@en-us . . . . "0.375"^^ . . "polysomy"@en-us . "congenital defect of having one or more extra chromosomes in somatic cells"@en-us . "0"^^ . "polysomy"^^ . . "114467846"^^ . . . . . "14467846-n"^^ .