School Playground Surfacing and Arm Fractures in Children: A Cluster Randomized Trial Comparing Sand to Wood Chip Surfaces

出版年份 2009 全文链接

标题

作者

关键词

出版物

Volume 6, Issue 12, Pages e1000195

出版商

Public Library of Science (PLoS)

发表日期

2009-12-15

DOI

10.1371/journal.pmed.1000195

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