VIDRL is a leading Australian infectious diseases reference laboratory located in Melbourne, Victoria. VIDRL is now part of the Peter Doherty Institute for Infection and Immunity (the Doherty). VIDRL provides the Victorian Department of Health with virology and Mycobacteria public health reference laboratory services, including surveillance, outbreak investigations, reference testing and research. VIDRL also performs diagnostic testing, mainly in virology, for Victorian hospitals. VIDRL has national reference laboratory designations to the Commonwealth Department of Health for polio and enteroviruses, measles, viral haemorrhagic fevers and smallpox. VIDRL also has a strong commitment to international health programs through WHO now in its 47th year. VIDRL has WHO Collaborating Centre designations for Reference and Research on Influenza, Mycobacterium ulcerans, and Biosafety together with WHO Regional Reference Laboratory designations for poliovirus, measles and hepatitis B, and is a WHO National Influenza Centre.