5.11.2. Data sources

This chapter is based on data and information from:

·    the European Dermatological Forum - a non-profit professional organization dedicated to improving the healthcare needs of dermatology patients in Europe.

·    the Cochrane Skin Group and  the Cochrane library - The Cochrane Skin Group is a network of people from all over the world committed to producing and updating systematic reviews of clinical trials relating to skin conditions (www.nottingham.ac.uk~muzd).

·    the European Dermato-Epidemiological Network (EDEN) – an independent non-profit organization of volunteers whose aim is to promote the highest standards of education and research into the causes and distribution of skin diseases within Europe.

·    the Psonet - a network of independent European registries of patients suffering from psoriasis or psoriatic arthritis

These data has been integrated by a review of more recent literature available on Medline source.