Qin, X., Zhu, W., Gao, X., Xu, H., & Chen, Z. Are American children and youth really such physically active as illustrated by ActiGraph data in national youth fitness survey? Elsevier.
Chicago Style (17th ed.) CitationQin, Xiong, Weimo Zhu, Xiaotian Gao, Huaijin Xu, and Zezhao Chen. Are American Children and Youth Really Such Physically Active as Illustrated by ActiGraph Data in National Youth Fitness Survey? Elsevier.
MLA (9th ed.) CitationQin, Xiong, et al. Are American Children and Youth Really Such Physically Active as Illustrated by ActiGraph Data in National Youth Fitness Survey? Elsevier.
Warning: These citations may not always be 100% accurate.