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S0001-4575(00)00048-8
S0001-4575(00)00048-8
http://dx.doi.org/10.1016/S0001-4575(00)00048-8
Bicycle helmet efficacy: a meta-analysis
P356
Q28203209-6C386B07-487B-4D56-BEC5-ED7956C0E3D1
P356
S0001-4575(00)00048-8
http://dx.doi.org/10.1016/S0001-4575(00)00048-8