A push to put a mask on this flu season

Australians have been warned against complacency when it comes to hand-washing and told of the importance of mask-wearing this flu season.

Handwashing is essential to prevent transmission of the hepatitis A virus. Source: Getty Images

A push to protect people against the flu with a "weak" vaccine is overshadowing effective prevention methods such as hand-washing and mask-wearing, warns a public health expert.

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