Authors: Ulrike B Hendgen-Cotta; Marc W Merx; Sruti Shiva; Joel Schmitz; Stefanie Becher; Johann P Klare; Heinz-Jürgen Steinhoff; Axel Goedecke; Jürgen Schrader; Mark T Gladwin; Malte Kelm; Tienush Rassaf Journal: Proc Natl Acad Sci U S A Date: 2008-07-16 Impact factor: 11.205