In both the experimental and field studies, the HI-HRBC test detected a greater number of sera as positive (titre ≥ 4 log2) than the HICRBC test, but overall there was a very good agreement between the HI tests.
In both the experimentaland field studies, the HI-HRBC test detected a greaternumber of sera as positive (titre ≥ 4 log2) than the HICRBCtest, but overall there was a very good agreementbetween the HI tests.