1. Longer consent forms for clinical trials compromise patient understanding: so why are they lengthening?;Beardsley;J. Clin. Oncol.,2007
2. BRAin VEnous DRainage exploited against multiple sclerosis (BRAVE-DREAMS);ClinicalTrials.gov,2011
3. Observational study of the prevalence of CCSVI in multiple sclerosis and in other neurodegenerative diseases (COSMO);ClinicalTrials.gov,2011
4. Relationships between information processing, depression, fatigue and cognition in multiple sclerosis;Diamond;Arch. Clin. Neuropsychol.,2008
5. European Commission Enterprise and Industry Directorate. General. Guideline on the readability of the labeling and package leaflet of medical products for human use, 2009. Retrieved from http://ec.europa.eu/health/files/eudralex/vol-c/2009_01_12_readability_guideline_final_en.pdf.