| Literature DB >> 4978494 |
D S Patterson, W M Allen, S Berrett, D Sweasey, D C Thurley, J T Done.
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Year: 1969 PMID: 4978494 DOI: 10.1111/j.1439-0442.1969.tb00722.x
Source DB: PubMed Journal: Zentralbl Veterinarmed A ISSN: 0514-7158