National (USA) PFGE cluster code or CDC cluster:ID:Pt:Isolate:Nom
national (usa) pfge cluster code or cdc cluster:id:pt:isolate:nom
National (USA) PFGE cluster code or U.S. Centers for Disease Control and Prevention cluster:Identifier:To identify measures at a point in time:Isolate:Nominal
national (usa) pfge cluster code or u.s. centers for disease control and prevention cluster:identifier:to identify measures at a point in time:isolate:nominal