Yersinia pestis Ag:PrThr:Pt:Isolate:Ord:IF
yersinia pestis ag:prthr:pt:isolate:ord:if
Yersinia pestis Antigen:Presence or Threshold:To identify measures at a point in time:Isolate:Ordinal:Immune Fluorescence
yersinia pestis antigen:presence or threshold:to identify measures at a point in time:isolate:ordinal:immune fluorescence