1. WHO (2008) Closing the gap in a generation. Health equity through action on the social determinants of health. Geneva, World Health Organization. Available at: http://whqlibdoc.who.int/publications/2008/9789241563703_eng.pdf
2. WHO (2011) Environmental burden of disease associated with inadequate housing. Summary report. Copenhagen, World Health Organization Regional Office for Europe. Available at: http://www.euro.who.int/__data/assets/pdf_file/0017/145511/e95004sum.pdf