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Animal Health . Nature 199, 121 (1963). https://doi.org/10.1038/199121b0
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DOI: https://doi.org/10.1038/199121b0
Nature volume 199, page 121 (1963)
Animal Health . Nature 199, 121 (1963). https://doi.org/10.1038/199121b0
Issue Date:
DOI: https://doi.org/10.1038/199121b0