By Robertson L.J.   Smith P.G.   Grimason A.T.   Smith H.V.   in International Journal of Environmental Health Research

ISSN:1369-1619|9|2|85-96

Taylor & Francis Ltd‎(1999)‎

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By Campbell A.T.   Robertson L.J.   Snowball M.R.   Smith H.V.   in Water Research

ISSN:0043-1354|29|11|2583-2586

Elsevier‎(1995)‎

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By Webster K.A.   Smith H.V.   Giles M.   Dawson L.   Robertson L.J.   in Veterinary Parasitology

ISSN:0304-4017|61|1|5-13

Elsevier‎(1996)‎

Access to resources Favorite 7.8407707

By Robertson L. J.   Gjerde B.   in Journal of Food Protection

ISSN:0362-028X|64|11|1799-1805

International Association for Food Protection‎(2001)‎

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By Robertson L. J.   Gjerde B.   in Journal of Food Protection

ISSN:0362-028X|63|6|775-778

International Association for Food Protection‎(2000)‎

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By Robertson L. J.   Gjerde B.   in Journal of Food Protection

ISSN:0362-028X|64|11|1793-1798

International Association for Food Protection‎(2001)‎

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By Robertson L. J.   Gjerde B.   in Journal of Food Protection

ISSN:0362-028X|71|5|959-966

International Association for Food Protection‎(2008)‎

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By Robertson L. J.   Gjerde B.   Campbell A. T.   in Journal of Food Protection

ISSN:0362-028X|63|10|1410-1414

International Association for Food Protection‎(2000)‎

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By Chang’A J S   Robertson L J   Mtambo M M A   Mdegela R H   L鴎en T   Reksen O   in Annals of Tropical Medicine and Parasitology

ISSN:1364-8594|105|7|513-519

Maney Publishing‎(2011)‎

Access to resources Favorite 2.4439108