Found the link (after some googling)
http://www.dailygalaxy.com/my_weblog...-says-yes.html
Maybe the distance in question (600 My) is still not large enough to draw some statistically reliable conclusion on the universe as a whole..
More on this subject here, with some theoretical details:
http://iopscience.iop.org/0004-637X/..._354.text.html