Research Article
Evaluation of Risk Factors for Peste des Petits Ruminants Virus in Sheep and Goats at the Wildlife-Livestock Interface in Punjab Province, Pakistan
Figure 1
Frequency distribution of tested serum samples cELISA. (i) Positive serum PI values: 50 to 75. (ii) Strong positive serum PI values: 75 to 100. (iii) Negative serum PI values: less than 50.