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This work was performed under the auspices of the U.S. Atomic Energy Commission.
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Nebel, B.R., Coulon, E.M. Enzyme effects on pachytene chromosomes of the male pigeon evaluated with the electron microscope. Chromosoma 13, 292–299 (1962). https://doi.org/10.1007/BF00577044
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DOI: https://doi.org/10.1007/BF00577044