"a blood disease characterized by an abnormal multiplication of macrophages"@en-us . . . "113386142"@en-us . . "histiocytosis"@en-us . . . "14192790-n"^^ . . . . "0.625"^^ . . "110202261"@en-us . "0.125"^^ . . "114192790"^^ . "histiocytosis"^^ . "a blood disease characterized by an abnormal multiplication of macrophages"@en-us .