Article Takedown/Update Request

This is an update request for the document Collective evolution and the genetic code by K. Vetsigian, C. Woese and N. Goldenfeld

Your paper was deposited in MUCC (Crossref) and appears online at http://www.pnas.org/content/103/28/10696.full.pdf
Before we are able to make any updates or deletions, you must ensure that the original record at this location is updated/removed.