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Comparison of the morbidity and mortality of chickens challenged with different inoculation routes.
| Number of |
Morbidity |
Mortality |
|
|---|---|---|---|
| Group | chickens | rate (%) | rate (%) |
| A | 20 | 85 | 75 |
| B | 20 | 80 | 80 |
| C | 20 | 75 | 60 |
| D | 20 | 00 | 00 |
Inoculation route, A = oral, B = eye, C = nasal, D = oral control.
