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The Publisher regrets that this article is an accidental duplication of an article that has already been published in Journal of Safety Research, 68 (2019) 203–214, https://doi.org/10.1016/j.jsr.2018.12.011. The duplicate article has therefore been withdrawn.

The full Elsevier Policy on Article Withdrawal can be found at

https://www.elsevier.com/about/our-business/policies/article-withdrawal.