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Walk the evidence base by book and chapter — the raw source passages that ground Ask, Differential, and the rest.

1 passage

abstractpubmed· Abstract 2020· item PMID:32102784

Twenty miles per hour speed zones reduce the danger to pedestrians and cyclists. The studyCleland LC, McComb L, Kee F, et al. Effects of 20 mph interventions on a range of public health outcomes: a meta-narrative evidence synthesis. J Transp Health 2019. doi:10.1016/j.jth.2019.100633This project was funded by the NIHR Policy Research Programme (project number 17/149/19).To read the full NIHR Signal, go to: https://discover.dc.nihr.ac.uk/content/signal-000853/twenty-mph-speed-zones-reduce-the-danger-to-pedestrians-and-cyclists.