PLoS ONE (2009) - Comments
pubmed: 19165340  doi: 10.1371/journal.pone.0004264  issn: 1932-6203 

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Boris Y. Shorning, Joanna Zabkiewicz, Afshan McCarthy, Helen B. Pearson, Douglas J. Winton, Owen J. Sansom, Alan Ashworth, Alan R. Clarke