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Proceedings of the National Academy of Sciences of the United States of America logoLink to Proceedings of the National Academy of Sciences of the United States of America
. 1960 Apr;46(4):396–402. doi: 10.1073/pnas.46.4.396

BIOLOGICAL CONTAMINATION OF THE MOON

Carl Sagan 1,2
PMCID: PMC222850  PMID: 16590619

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Selected References

These references are in PubMed. This may not be the complete list of references from this article.

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