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Raised speed limits, case fatality and road deaths: a six year follow-up using ARIMA models
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    Speeding up the debate on road speed: what about acceleration?

    Dear Editor

    Friedman et al (2007) provide an impressive study to add to the knowledge of the dangers of speed on the road. While the emphasis is normally on motorist casualties, let us remember that the danger is particularly accentuated for non-motorists such as pedestrians, cyclists and public-transport users. These environmentally-benign means of travel are not likely to be encouraged while private motoring ha...

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    Conflict of Interest:
    None declared.