Source:
Scientific American [Sci Am] 2000 Nov; Vol. 283 (5), pp. 110-1.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium:
Source:
Scientific American [Sci Am] 1998 Nov; Vol. 279 (5), pp. 28-9.Publisher: Scientific American Country of Publication: United States NLM ID: 0404400 Publication Model: Print Cited Medium: