Zwar, Nicholas A Hepatitis risk and vaccination among Australian travellers overseas. [electronic resource] - The Medical journal of Australia May 2003 - 469-70 p. digital Publication Type: Letter; Research Support, Non-U.S. Gov't ISSN: 0025-729X Standard No.: 10.5694/j.1326-5377.2003.tb05297.x doi Subjects--Topical Terms: Australia--epidemiologyData CollectionHepatitis, Viral, Human--epidemiologyHumansRisk FactorsTravelVaccinationViral Hepatitis Vaccines--administration & dosage