密歇根州部分废除通用摩托车头盔法后摩托车头盔使用率的观察

Observation of motorcycle helmet use rates in Michigan after partial repeal of the universal motorcycle helmet law

• Lisa Buckley 通讯
• C. Raymond Bingham
• Carol Flannagan
• Patrick M. Carter
• Farideh Almani
• Jessica B. Cicchino