Borah B, Sacco P, Zarotsky V. Predictors of adherence among Alzheimer's disease patients receiving oral therapy. Curr Med Res Opin. 2010 Aug;26(8):1957-65. doi: 10.1185/03007995.2010.493788
Berger A, Sadosky A, Edelsberg J, Dukes E, Martin SA, Oster G. Characteristics and patterns of healthcare utilization of patients with fibromyalgia in general practitioner settings in Germany. Curr Med Res Opin. 2008 Sep;24(9):2489-99.