Breakdown of RNAi Drug Pipelines, as of Jan. 29, 2009 <a href="http://www.genomeweb.com/node/910957?emc=el&m=301314&l=3&v=e6a2eb47f3" target="_blank">http://www.genomeweb.com/node/910957?emc=el&m=301314&l=3&v=e6a2eb47f3</a>