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his is the protocol for a review and there is no abstract. The objectives are as follows: The purpose of this review will be to establish what is known about the effects and effectiveness of enforcement of traffic laws and regulations and road engineering interventions for prevention of injury (fatal and non-fatal) to non-motorised road users and motorised two-wheel road users in low-income and middle-income countries.
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Gupta et al. (2015) studied this question.
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