A study which found one in five coronary stents implanted in the US unnecessary and unsafe has led to fears Australia has a similar issue.

<p>A study which found one in five coronary stents implanted in the US unnecessary and unsafe has led to fears Australia has a similar issue.</p>

Perth Today will keep you up to date with all the latest breaking stories and issues in Perth.

<p>Perth Today will keep you up to date with all the latest breaking stories and issues in Perth.</p>

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