Jeffrey W. Dalley, Tim D. Fryer, Laurent Brichard, Emma S. J. Robinson, David E. H. Theobald, Kristjan Lääne, Yolanda Peña, Emily R. Murphy, Yasmene Shah, Katrin Probst, Irina Abakumova, Franklin I. Aigbirhio, Hugh K. Richards, Young Hong, Jean-Claude Baron, Barry J. Everitt, Trevor W. Robbins
Science.
Author manuscript; available in PMC 2007 Jun 19.Published in final edited form as: Science. 2007 Mar 2; 315(5816): 1267–1270. doi: 10.1126/science.1137073