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Shall They Survive?
E. V. Cowdry
New Series, Vol. 101, No. 2634 (Jun. 22, 1945), pp. 625-629
Published by: American Association for the Advancement of Science
Stable URL: http://www.jstor.org/stable/1673053
Page Count: 5
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Science © 1945 American Association for the Advancement of Science