When travelling overseas, Australians may require vaccinations to protect themselves against infectious diseases that are either absent in Australia or more prevalent in other parts of the world. Here's how you can best prepare for your trip. - Thaum mus ncig txawv teb chaws, ces tej zaum neeg Australia yuav tau hno tshuaj vaccine pov puag lawv kom tsis txhob kis tau ntau yam uas tej zaum tsis muaj hauv Australia thiab tsuas muaj ntau dua rau lwm cheeb tsam hauv ntiaj teb no. Nod yog tej xub ke yuav ua li cas kom thiaj pov puag tau koj zoo tshaj plaws rau lub caij koj npaj ntoj ncig.