The personality trait openness is related to cerebral 5-HTT levels.
Jan KalbitzerVibe G. FrokjaerDavid ErritzoeClaus SvarerPaul CummingFinn Årup NielsenSayed H. HashemiWilliam F. C. BaaréJacob MadsenSteen G. HasselbalchMorten L. KringelbachErik L. MortensenGitte Moos KnudsenPublished in: NeuroImage (2009)