Authors: Daniela Carollo; Timothy C Beers; Young Sun Lee; Masashi Chiba; John E Norris; Ronald Wilhelm; Thirupathi Sivarani; Brian Marsteller; Jeffrey A Munn; Coryn A L Bailer-Jones; Paola Re Fiorentin; Donald G York Journal: Nature Date: 2007-12-13 Impact factor: 49.962