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. 2021 Mar 29;18(7):3528. doi: 10.3390/ijerph18073528

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© 2021 by the authors.

Licensee MDPI, Basel, Switzerland. This article is an open access article distributed under the terms and conditions of the Creative Commons Attribution (CC BY) license (http://creativecommons.org/licenses/by/4.0/).

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Boxplot of traffic volume per hour in 2018, 2019, and 2020 during the period of April to June at Liverpool Road (a), Hume Highway (b) in Sydney, Memorial Drive in Wollongong (c) and Donald Street (d), Pacific Highway (e) in Newcastle.

Boxplot of traffic volume per hour in 2018, 2019, and 2020 during the period of April to June at Liverpool Road (a), Hume Highway (b) in Sydney, Memorial Drive in Wollongong (c) and Donald Street (d), Pacific Highway (e) in Newcastle.