Positive Negative 4 Fold Rise Not Done

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  "description" : "Serum paired antibody result. \r\nThis is an interpretation based upon the lab values paired sera testing of specimen 1 (Acute) and Specimen 2 (Convalescent). For Arboviral lab tests, these tests are usually PRNT.",
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  "date" : "2016-01-07T00:04:00+11:00",
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  "title" : "Positive Negative 4 Fold Rise Not Done",
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