Article PDF
Rights and permissions
About this article
Cite this article
Concar, D. A second agent?. Nature 345, 753 (1990). https://doi.org/10.1038/345753b0
Issue Date:
DOI: https://doi.org/10.1038/345753b0
Nature volume 345, page 753 (1990)
Concar, D. A second agent?. Nature 345, 753 (1990). https://doi.org/10.1038/345753b0
Issue Date:
DOI: https://doi.org/10.1038/345753b0