Murphy, Elizabeth K., Tully, Sarah, Pyle, Melissa, Gumley, Andrew I. , Kingdon, David, Schwannauer, Matthias, Turkington, Douglas and Morrison, Anthony P. (2017) The beliefs about paranoia scale: confirmatory factor analysis and tests of a metacognitive model of paranoia in a clinical sample. Psychiatry Research , 248, pp. 87-94. (doi: 10.1016/j.psychres.2016.11.012 ) (PMID:28033512)