| http://www.w3.org/ns/prov#value | - Aim: To analyse trends in hepatitis A notifications and information on exposure to risk factors, in particular international travel, collected through routine surveillance in NSW. Methods: Hepatitis A notification data for the period 2000???2009 were extracted from the Notifiable Diseases Database and analysed by age group, gender, area of residence and exposure risk factors, including travel, foo
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