Introduction of highly pathogenic avian influenza virus (HPAIV) into a country and its further spread may have a devastating impact on the poultry industry and lead to serious economic consequences. Various risk factors may increase the probability of HPAI outbreak occurrence but their relative influence is often difficult to determine. The study evaluates how the densities of selected poultry species and proximity to the areas inhabited by wild birds impacted HPAI outbreak occurrence during the recently reported epidemics in Poland.

中文翻译：

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选定的风险因素对波兰商品禽群中高致病性禽流感发生的影响

将高致病性禽流感病毒 (HPAIV) 引入一个国家并进一步传播可能对家禽业造成破坏性影响并导致严重的经济后果。各种风险因素可能会增加高致病性禽流感爆发的可能性，但它们的相对影响往往难以确定。该研究评估了在波兰最近报道的流行病期间，选定的家禽物种的密度和与野生鸟类居住区的接近程度如何影响 HPAI 爆发的发生。