Article PDF
Rights and permissions
About this article
Cite this article
The Laboratory Animal Science Association. Nature 202, 139 (1964). https://doi.org/10.1038/202139a0
Issue Date:
DOI: https://doi.org/10.1038/202139a0
Nature volume 202, page 139 (1964)
The Laboratory Animal Science Association. Nature 202, 139 (1964). https://doi.org/10.1038/202139a0
Issue Date:
DOI: https://doi.org/10.1038/202139a0