Mohamed Swelam

Very informative and very good job...I would like to ask if is there any data about the comparison between the vaccinated and non-vaccinated groups in mortality rate, Is the statistical P value of the HI test at 21-28 days considering significant differences between vaccination at 1 - 7 days of age?And does the amount of shedding between different groups have a negative impact on other birds or wi ...

Are there any recent reports regarding the epidemiological situation of influenza, especially in South American Countries?