Authors: Dawn Field; Susanna-Assunta Sansone; Amanda Collis; Tim Booth; Peter Dukes; Susan K Gregurick; Karen Kennedy; Patrik Kolar; Eugene Kolker; Mary Maxon; Siân Millard; Alexis-Michel Mugabushaka; Nicola Perrin; Jacques E Remacle; Karin Remington; Philippe Rocca-Serra; Chris F Taylor; Mark Thorley; Bela Tiwari; John Wilbanks Journal: Science Date: 2009-10-09 Impact factor: 47.728