Escherichia coli:PrThr:Pt:XXX:Ord:Culture.FDA method
escherichia coli:prthr:pt:xxx:ord:culture.fda method
Escherichia coli:Presence or Threshold:To identify measures at a point in time:Not specified:Ordinal:Culture.FDA method
escherichia coli:presence or threshold:to identify measures at a point in time:not specified:ordinal:culture.fda method