Authors: Gloria L Manney; Michelle L Santee; Markus Rex; Nathaniel J Livesey; Michael C Pitts; Pepijn Veefkind; Eric R Nash; Ingo Wohltmann; Ralph Lehmann; Lucien Froidevaux; Lamont R Poole; Mark R Schoeberl; David P Haffner; Jonathan Davies; Valery Dorokhov; Hartwig Gernandt; Bryan Johnson; Rigel Kivi; Esko Kyrö; Niels Larsen; Pieternel F Levelt; Alexander Makshtas; C Thomas McElroy; Hideaki Nakajima; Maria Concepción Parrondo; David W Tarasick; Peter von der Gathen; Kaley A Walker; Nikita S Zinoviev Journal: Nature Date: 2011-10-02 Impact factor: 49.962