1. Argyris C. (1992). Organizational Learning, Cambridge. Mass.: Blackwell.
2. Balint M., Hunt J., Joyce D., Marinker M. and Woodcock J. (1970). Treatment or diagnosis. London: Tavistock Publications.
3. Barello S., Graffigna G. and Vegni E. (2012). Patient engagement as an emerging challenge for healthcare services: mapping the literature. Nursing Research and Practice, 1-7. http://dx.doi.org/10.1155/2012/905934
4. Barello S., Graffigna G., Vegni E. and Bosio A.C. (2014). The Challenges of Conceptualizing Patient Engagement in Health Care: A Lexicographic Literature Review. Journal of Participatory Medicine, 6: e9.
5. Bauman Z. (2005). Liquid life. Cambridge: Polity Press.