Is spending time in screen-based sedentary behaviors associated with less physical activity: a cross national investigation
<p>Abstract</p> <p>Background</p> <p>In Australia and the USA, national guidelines exist for limiting children's screen-exposure to two hours per day. This study aims to determine whether exceeding the suggested guidelines for screen-based sedentary behavior is ass...
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BMC,
2010-05-01T00:00:00Z.
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