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von Bleakley, Christopher (Autor),
Erschienen in Journal of athletic training, 46 (2011), 5, S. 555-565, Lit.
“...). The highest incidence of concussion was 3.3/1000 playing hours. No catastrophic injuries were reported...”Erschienen in Journal of athletic training, 46 (2011), 5, S. 555-565, Lit.
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