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Messer WS (2002). „The utility of muscarinic agonists in the treatment of Alzheimer's disease”. Journal of Molecular Neuroscience : MN. 19 (1-2): 187—93. PMID12212779. doi:10.1007/s12031-002-0031-5.
Mirza NR, Peters D, Sparks RG (2003). „Xanomeline and the antipsychotic potential of muscarinic receptor subtype selective agonists”. CNS Drug Reviews. 9 (2): 159—86. PMID12847557. doi:10.1111/j.1527-3458.2003.tb00247.x.