The literature that provides the basis of the "Knowledge Base Nanomaterials" has been selected in accordance with quality criteria that have been acknowledged worldwide within the scientific community. Particularly with respect to toxicological publications (human and eco toxicology) all described experiments and results were extensively assessed by the DaNa experts using the "Literature Criteria Checklist", a customised methodology to evaluate scientific literature prior to admission to the knowledge base. The updated DaNa Literature Criteria Checklist "Methodology for selection...