By Barrell GK   in New Zealand Veterinary Journal

ISSN:1176-0710|31|8|137-138

Taylor & Francis Ltd‎(1983)‎

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By Barrell GK   Bos S   in New Zealand Veterinary Journal

ISSN:1176-0710|37|1|1-3

Taylor & Francis Ltd‎(1989)‎

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By Fletcher LR   Barrell GK   in New Zealand Veterinary Journal

ISSN:1176-0710|32|8|139-140

Taylor & Francis Ltd‎(1984)‎

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By Barrell GK   Familton AS   Gumbrell RC   in New Zealand Veterinary Journal

ISSN:1176-0710|34|3|34-35

Taylor & Francis Ltd‎(1986)‎

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By Nicol AM   Barrell GK   Gibbs SJ   Frizzell AN   McPhee JF   in New Zealand Veterinary Journal

ISSN:1176-0710|57|3|153-159

Taylor & Francis Ltd‎(2009)‎

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