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Costs associated with helmet use in motorcycle crashes: the cost of not wearing a helmet |
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| Authors: | Heldt Katherine A Renner Catherine Hackett Boarini David J Swegle James R |
| Institution: | Division of Trauma Services, Iowa Methodist Medical Center, 1200 Pleasant St., Des Moines, IA 50309, USA. |
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| 本文献已被 PubMed 等数据库收录！ | |