By McElroy J.C.   Morrow P.C.   Crum M.R.   in Transportation Research Part E: Logistics and Transportation Review

ISSN:1366-5545|33|3|211-221

Elsevier‎(1997)‎

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By McElroy J. A.   Shafer M. M.   Trentham-Dietz A.   Hampton J. M.   Newcomb P. A.   in Journal of Toxicology and Environmental Health

ISSN:1087-2620|70|20|1779-1782

Taylor & Francis Ltd‎(2007)‎

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