1. Nanotechnologies: A Preliminary Risk Analysis on the Basis of a Workshop Organized in Brussels on 1–2 March 2004 by the Health and Consumer Protection Directorate General of the European Commission (European Commission, 2004).
2. Opinion on the Appropriateness of the Risk Assessment Methodology in Accordance with the Technical Guidance Documents for New and Existing Substances for Assessing the Risks of Nanomaterials (Scientific Committee on Emerging and Newly-Identified Health Risks, 2007).
3. Oomen, A. G. et al. NanoImpact 9, 1–13 (2018).
4. Investigating the Different Types of Risk Assessments of Manufactured Nanomaterials: Identifying Tools Available for Risk Management Measures and Uncertainties Driving Nano-Specific Data Needs (Organisation for Economic Co-operation and Development, 2018).
5. National Nanotechnology Initiative Strategic Plan (National Science and Technology Council Committee on Technology, Subcommittee on Nanoscale Science, Engineering, and Technology, 2016).