Koi herpesvirus outbreaks.
D000818:Animals; D002347:Carps / Q000821:virology*; D004196:Disease Outbreaks / Q000662:veterinary; D005393:Fish Diseases / Q000453:epidemiology* / Q000821:virology; D006564:Herpesviridae / Q000302:isolation & purification*; D006566:Herpesviridae Infections / Q000453:epidemiology / Q000662:veterinary* / Q000821:virology