Titlebook: Science and Technology of Crystal Growth; Lectures given at th J. P. Eerden,O. S. L. Bruinsma Book 1995 Springer Science+Business Media Dor

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Jeffrey J. Derbyle are most frequently injured. Ankle sprains are the most common injuries in all sports, accounting for 15 % of all reported injuries, while the knee is the most common severely injured, accounting for 44.6 % of all surgeries. As the number of children and adolescents participating in competitive s

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J. Derby,S. Kuppurao,Q. Xiao,A. Yeckel,Y. Zhouties is extensive, with more than 60 million American youth involved in organized sport activities annually. Many of these young people participate in non-school community-based settings, which will be the focus of this chapter. This focus is particularly important given that participants in these v