Listeriosis Surveillance and updates Outbreaks Surveillance reports Laboratory Surveillance and updates on listeriosis Outbreaks Listeria monocytogenes ST1247 Listeria monocytogenes ST155 Listeria monocytogenes ST1607 Listeria monocytogenes ST173 Listeria monocytogenes ST6 Listeria monocytogenes ST8 Surveillance reports Surveillance and disease data for listeriosis