"We would be keen to see any information or report that shows significant hygiene problems and will take the matter up with the local authorities involved, whose remit is to inspect and enforce food hygiene regulations within all catering businesses, " a spokesman said.

BBC: NEWS | Health | Hospital food hygiene 'is poor'

He made 24 recommendations in his report but said the requirements for food hygiene in place at the time of the outbreak should have been sufficient to prevent it.

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Nigel Edwards, director of policy at the NHS Confederation, said he accepted the report's findings and blamed the hygiene problem on a cost-cutting culture imposed on the NHS by politicians over the past two decades.

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The report from October 2004 at the Heronston Hotel showed 19 contraventions of food hygiene rules including dirt on shelving, flooring and on a can opener.

BBC: NEWS | UK | Wales | South East Wales | Council release food report order

On 9 December, the commissioner ruled that the council should disclose the report, saying that a growing number of other councils routinely published food hygiene inspection reports on their websites after requests under the FoI act.

BBC: NEWS | UK | Wales | South East Wales | Council release food report order

One of the report's lead authors, Professor Michel Coleman, of the London School of Hygiene and Tropical Medicine, said it was important to look at the overall pattern of survival rates to build up a clear picture of what is going on.

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Researchers at the London School of Hygiene and Tropical Medicine have also launched The Flu Survey, which has recruited volunteers from 10 European countries to report symptoms and provide weekly updates of the spread of flu across the continent.

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