Ben Polkinghorne

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Hendra virus (HeV) infection is a zoonosis of importance in Australia. An outbreak of HeV occurred on the mid-north coast region of New South Wales (NSW) in June and July 2013. Four unvaccinated horses on four separate properties were confirmed to have HeV infection. A pet dog that had close contact with one of the horses was also confirmed to be infected(More)
Salmonella is a key cause of foodborne gastroenteritis in Australia and case numbers are increasing. We used negative binomial regression to analyze national surveillance data for 2000-2013, for Salmonella Typhimurium and non-Typhimurium Salmonella serovars. We estimated incidence rate ratios adjusted for sex and age to show trends over time. Almost all(More)
On 11 June 2009, the World Health Organization declared the first human influenza pandemic since 1968–1969. The responsible virus, pandemic (H1N1) 2009 influenza, is a novel triple-reassortant influenza A virus, incorporating avian, swine and human influenza genes.1 The virus is resistant to the anti-influenza medications, amantadine and rimantadine, but is(More)
BACKGROUND In many developed countries hepatitis E virus (HEV) infections have occurred predominantly in travellers to countries endemic for HEV. HEV is a potential threat to blood safety as the virus is transfusion-transmissible. To minimise this risk in Australia, individuals diagnosed with HEV are deferred. Malarialdeferrals, when donors are restricted(More)
Immigrants and their children who return to their country of origin to visit friends and relatives (VFR) are at increased risk of acquiring infectious diseases compared to other travellers. VFR travel is an important disease control issue, as one quarter of Australia's population are foreign-born and one quarter of departing Australian international(More)
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