Porcine circovirus 4 status of domestic pigs and wild animals in Poland
Abstract Introduction Given the threat that porcine circovirus (PCV) 2 and PCV3 pose to the pig industry, the epidemiology of emerging PCV4 warrants further investigation. Until 2023, PCV4 had only been confirmed in Asia, with the majority of reports originating from China. More recently, PCV4 DNA has also been detecte...