Known as: Mycoplasma gallisepticum Ag:Arbitraire/Volume:Ponctuel:Milieux divers:Qualitatif, Mycoplasma gallisepticum Ag:ACnc:Pt:XXX:Ord, Mycoplasma gallisepticum Antigen:Presence or Threshold:Point in time:To be specified in another part of the message:Ordinal