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pro vyhledávání: '"Anna M. Gaichas"'
Autor:
Denise Yeager, Anna M. Gaichas, Michael Singleton, Tracy J. Smith, Gary A. Smith, Ming Qu, Andrea M. Thomas, Cynthia A. Burch, Lawrence J. Cook, Michael J. Bauer, Timothy J. Kerns, Cody S. Olsen, Justin Peng
Publikováno v:
Injury Epidemiology
Background Despite evidence that motorcycle helmets reduce morbidity and mortality, helmet laws and rates of helmet use vary by state in the U.S. Methods We pooled data from eleven states: five with universal laws requiring all motorcyclists to wear