Authors: Nisha Narayan; In Hye Lee; Ronen Borenstein; Junhui Sun; Renee Wong; Guang Tong; Maria M Fergusson; Jie Liu; Ilsa I Rovira; Hwei-Ling Cheng; Guanghui Wang; Marjan Gucek; David Lombard; Fredrick W Alt; Michael N Sack; Elizabeth Murphy; Liu Cao; Toren Finkel Journal: Nature Date: 2012-11-28 Impact factor: 49.962