1. The health belief model;Abraham,2005
2. Understanding Attitudes and Predicting Social Behaviour;Ajzen,1980
3. The theory of planned behaviour.;Ajzen;Organ. Behav. Hum. Dec. Process.,1991
4. Self-efficacy mechanism in psychobiologic functioning;Bandura,1992
5. The generalised self-efficacy scale in people with arthritis;Barlow;Arthritis. Care Res.,1996