| http://www.w3.org/ns/prov#value | - e tissue antigen or antigens or peptides present in a second salivary or other mucosal or other bodily fluid sample from the animal patient, wherein the first and second samples are the same or different; and (c) comparing the level of antibody or antibodies determined in steps a) and b) with normal levels of the antibody or antibodies found in healthy animals.
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