1. Horne R: Adherence to medication: a review of existing research. Adherence to treatment in medical conditions. Edited by: Myers LB, Midence K, Myers LB, Midence K. 1998, Amsterdam: Harwood Academic Press, 285-310.
2. World Health Organisation: Adherence to long-term therapies: evidence for action. 2003, Geneva
3. Cleemput I, Kesteloot K, DeGeest S: A review of the literature on the economics of noncompliance. Room for methodological improvement. Health Policy. 2002, 59: 65-94. 10.1016/S0168-8510(01)00178-6.
4. Hughes DA: Economic impact of poor compliance with pharmaceuticals. Expert Rev Pharmacoecon Outcomes Res. 2002, 2: 327-335. 10.1586/14737167.2.4.327.
5. Haynes RB, Ackloo E, Sahota N, McDonald HP, Yao X: Interventions for enhancing medication adherence. Cochrane Database Syst Rev. 2008, 2: CD000011.