Stanley MA, Calleo J, Bush AL, Wilson N, Snow AL, Kraus-Schuman C, Paukert AL, Petersen NJ, Brenes GA, Schulz PE, Williams SP, Kunik ME. The peaceful mind program: a pilot test of a cognitive-behavioral therapy-based intervention for anxious patients with dementia. Am J Geriatr Psychiatry. 2013 Jul; 21(7):696-708.