Infectious bursal disease virus Ag:PrThr:Pt:Bursa of Fabricius:Ord:Immune diffusion
infectious bursal disease virus ag:prthr:pt:bursa of fabricius:ord:immune diffusion
Infectious bursal disease virus Ag [Presence] in Bursa of Fabricius by Immune diffusion (ID)
infectious bursal disease virus ag [presence] in bursa of fabricius by immune diffusion (id)