Escherichia coli O157 Ag:PrThr:Pt:XXX:Ord
escherichia coli o157 ag:prthr:pt:xxx:ord
Escherichia coli O157 Antigen:Presence or Threshold:To identify measures at a point in time:Not specified:Ordinal
escherichia coli o157 antigen:presence or threshold:to identify measures at a point in time:not specified:ordinal