Health
Coronavirus vaccine questions answered. Will you need boosters? How long is immunity? – ABC News
The ABC has been asked thousands of questions about potential COVID-19 vaccines. Here are the answers to 10 of the most asked.

All around the world, teams of scientists are racing to develop a coronavirus vaccine.
Readers have asked us thousands of questions about the vaccine race.
Here are 10 of the most common questions.
Follow the latest news on the COVID-19 pandemic in our live blog.
Why don’t we have vaccines for diseases such as malaria, AIDS and hepatitis C?
We have many vaccines, so it can come as a surprise to realise there are many diseases which do not have a vaccine to date.
There are multiple reasons …
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