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Smoking: More hospitals introduce ban on premises

14 March 2012 Last updated at 08:25 GMT

Smoking bans are coming into force across the grounds of most Welsh hospitals with two of the largest health boards in south east Wales prohibiting smoking on their premises.

It is the latest step in attempts to reduce exposure to second hand smoke - but the cancer charity Tenovus says it is time to go further and look at an outright ban on tobacco.

BBC Wales health correspondent Hywel Griffith reports.