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Scientific American [Sci Am] 1978 Jan; Vol. 238 (1), pp. 52-62.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium:
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Scientific American [Sci Am] 1966 Feb; Vol. 214 (2), pp. 30-9.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium:
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Scientific American [Sci Am] 1966 Oct; Vol. 215 (4), pp. 55-60 passim.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium:
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Scientific American [Sci Am] 1990 Dec; Vol. 263 (6), pp. 66-71, 74-5.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium:
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Scientific American [Sci Am] 1983 Mar; Vol. 248 (3), pp. 78-89.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium: