1. Eurostat2015727People having a long-standing illness or health problem, by sex, age and labour status
http://appsso.eurostat.ec.europa.eu/nui/show.do?dataset=hlth_silc_04&lang=en
2. ICARE4EU: Improving care for people with multiple chronic conditions in Europe
3. World Health Organization2017-12-01Global status report on noncommunicable diseases 2010
http://www.who.int/nmh/publications/ncd_report_full_en.pdf
4. A Review of Multiple Health Behavior Change Interventions for Primary Prevention
5. Six and 12 months' effects of individual joint protection education in people with rheumatoid arthritis: A randomized controlled trial