. "0"^^ . . . . . "complement fixation test"^^ . . "0.125"^^ . "complement fixation test"@en-us . "a blood test in which a sample of serum is exposed to a particular antigen and complement in order to determine whether or not antibodies to that particular antigen are present; used as a diagnostic test"@en-us . . . "104430982"@en-us . "05741949-n"^^ . "105409292"@en-us . . "105741949"^^ .