1. Virtual worlds for children with medical conditions: experiences for promoting positive youth development / Marina U. Bers and Kathryn A. Cantrell -- 2. An E-health system for treatment of childhood obesity: the Etiobe platform / Rosa M. Baños ... [et al.] -- 3. Internet-based chronic disease self-management for youth / Jennifer Stinson and Navreet Gill -- 4. An E-health system for promoting wellbeing in the elderly: the Butler system / Cristina Botella ... [et al.] -- 5. Do virtual communities have an effect on the social network of cancer patients?: Empirical insights from Germany / Jan Marco Leimeister, Karin Janina Schweizer and Helmut Krcmar -- 6. A content analysis of an online support group for survivors of sexual violence / Jennifer Yeager -- 7. Blogging: a new tool for coping and accessing psycho-social support for people living with HIV? / Cecilia Strand -- 8. Can stored data answer all questions? : a study of questions on eating disorders / Jacob Palme -- 9. Dynamic stress management: self-help through holistic system design / Åsa Smedberg and Hélène Sandmark -- 10. Living a healthier life online: on blending professional and experiential knowledge in online self-help groups / Roar Stokken and Gjermund Eikli -- 11. The amazing impossibilities of technology: factors that inhibit participation in Skype based self-help groups / Stein Conradsen -- 12. E-health and digital inclusion / Lorna Gibson, David Sloan and Wendy Moncur -- 13. Online health communities and health literacy: applying a framework for understanding domains of health literacy / Erin Willis, Ye Wang and Shelly Rodgers -- 14. Identifying the essential design requirements for usable E-health communities in mobile devices / Ricardo Mendoza-González, Miguel Vargas Martin and Laura C. Rodríguez-Martínez -- 15. Australian patient organizations: using digital technologies to engage health citizen communities in health policy / Anni Dugdale -- 16. European E-health framework: towards more "patient-friendly" healthcare services? / Korinna Zoi Karamagkioli and Evika Karamagioli -- 17. Developing virtual communities to support drug policy knowledge exchange: the Canadian experience / Mowafa Househ ... [et al.].