| http://www.w3.org/ns/prov#value | - In addition, researchers have shown that preschoolers tend to accumulate only 8???12min of MVPA during a typical 30-min gross motor playtime [6,7].In order to change the PA policy in preschoolers to increase the amount of MVPA in which they engage, changes are needed not only in the types of PA to which preschoolers are exposed, but also in the academic classroom.
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