Authors: Carolin Antoniak; Markus E Gruner; Marina Spasova; Anastasia V Trunova; Florian M Römer; Anne Warland; Bernhard Krumme; Kai Fauth; Shouheng Sun; Peter Entel; Michael Farle; Heiko Wende Journal: Nat Commun Date: 2011-11-08 Impact factor: 14.919