Common Questions about Vaccination Australia has one of the world’s most comprehensive national immunisation programs, with over 94% of Australian children aged 5 years fully immunised. Even though the vast majority of children are fully immunised, parents may still have questions about vaccination and want to know more about it. September 24, 2018 By Announcement, Department of Health, Vaccinations vaccination, department of health, health, immunisation 0 Comment Read More >>