Reviewed:

<bibtex>
    @MISC{ R-HSA-180024.6,
           author          = {Castagnoli, L},
           title           = {DARPP-32 events},
           crossref        = {Reactome:R-HSA-180024.6},
           howpublished    = {\url{http://www.reactome.org/PathwayBrowser/#R-HSA-180024.6}},
           note            = {Reactome Pathway Knowledgebase, http://www.reactome.org/},
           month           = {November},
           year            = {2008},
           }
</bibtex>