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BioMed Central, BMC Public Health, 1(18), 2018

DOI: 10.1186/s12889-018-6144-8

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Protocol for evaluating the impact of a national school policy on physical activity levels in Danish children and adolescents: the PHASAR study - a natural experiment

This paper is made freely available by the publisher.
This paper is made freely available by the publisher.

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