By Callahan Barbara   in Human and Ecological Risk Assessment

ISSN:1080-7039|17|1|122-123

Taylor & Francis Ltd‎(2011)‎

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By Callahan Barbara   in Human and Ecological Risk Assessment

ISSN:1080-7039|10|3|605-607

Taylor & Francis Ltd‎(2004)‎

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By CALLAHAN BARBARA   KOSTECKI PAUL   REECE KAREN   in Journal of Soil Contamination

ISSN:1058-8337|13|6|597-609

Taylor & Francis Ltd‎(2004)‎

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By Huneycutt Richy   Callahan Barbara   Welch Alexis   in Community College Journal of Research and Practice

ISSN:1521-0413|32|11|895-896

Routledge Ltd‎(2008)‎

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By Brown David   Callahan Barbara   Boissevain Andrea   in Human and Ecological Risk Assessment

ISSN:1080-7039|13|1|191-208

Taylor & Francis Ltd‎(2007)‎

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By Callahan Barbara G.   Gaylor David   Stanek Edward J.   in Human and Ecological Risk Assessment

ISSN:1080-7039|7|4|779-780

Taylor & Francis Ltd‎(2001)‎

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By Brown David R.   Callahan Barbara G.   Boissevain Andrea L.   in Human and Ecological Risk Assessment

ISSN:1080-7039|13|3|686-690

Taylor & Francis Ltd‎(2007)‎

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