Mean recess, integrated and total physical activity (minutes per day) by grade level.
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https://figshare.com/articles/dataset/Mean_recess_integrated_and_total_physical_activity_minutes_per_day_by_grade_level_/11819025
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资源简介：
Mean recess, integrated and total physical activity (minutes per day) by grade level.
创建时间：
2020-02-06
