2d United Nations International Conference on Peaceful Uses of Atomic Energy, Geneva, Switzerland, Sept. 1-13, 1958; [papers], U. S. A., June 1958, A/CONF. 15/P/(series). 2374. Fine structure of chromosomes in man and other metazoa and testicular recovery from X-rays in mammals [with list of references; by] B. R. Nebel.

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