Periodicals>Journal Article:  Karlén, Karlsson, Mattsson, Lundströmer, Codeluppi, Pham, Bäckman, Ögren, Åberg, Hoffman, Sherling, Lupica, Hoffer, Spenger, Josephson, Brené, Olson (2009 November 13), Nogo receptor 1 regulates formation of lasting memories, Proc Natl Acad Sci U S A., 106(48): 20476–20481, Retrieved on 2013-03-22

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