?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Song&rft.aufirst=S&rft.au=Song%2C+S&rft.atitle=Highly+nonrandom+features+of+synaptic+connectivity+in+local+cortical+circuits&rft.volume=3&rft.date=1+March+2005&rft.title=PLOS+BIOL&rft.issn=1544-9173&rft.issue=3&rft.genre=article