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Generally, probiotics are considered a safe treatment because they usually contain the same healthy bacteria that exist inside our bodies
The survey revealed that about 90 per cent of the schools had discussed mass-media entertainment during the lessons, but the average length of the time devoted to the topic was small, the upper secondary schools and the upper level of the comprehensive schools eight hours, and the lower comprehensive schools five hours
2006 Oct 30;1117(1):54-60
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