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Nature 446, 363 (22 March 2007) | doi:10.1038/446363b; Published online 21 March 2007
Market watch
This week Wood Mackenzie, an Edinburgh-based research and consulting firm, reviews recent trends in biotechnology stocks.
From mid-January, the Nasdaq Biotechnology Index set out on a gradual upward trajectory — only to be interrupted by a sharp drop in late February.
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