Stephen N. Sansom, Dean S. Griffiths, Andrea Faedo, Dirk-Jan Kleinjan, Youlin Ruan, James Smith, Veronica van Heyningen, John L. Rubenstein, Frederick J. Livesey
PLoS Genet. 2009 Jun; 5(6): e1000511. Published online 2009 Jun 12. doi: 10.1371/journal.pgen.1000511