true
(Kahlmeier et al. 2017)
Kahlmeier, S, P Kelly, C Foster, T Götschi, N Cavill, H Dinsdale, J Woodcock, C Schweizer, H Rutter, and C Lieb. 2017. “Health Economic Assessment Tools (HEAT) for Walking and for Cycling, Methods and User Guide.” World Health Organization Regional Office for Europe, Copenhagen, Denmark. http://www.euro.who.int/__data/assets/pdf_file/0010/352963/Heat.pdf?ua=1.
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