1. Route-dependent systemic and local immune effects following exposure to solutions prepared from titanium dioxide nanoparticles
2. ECHA (European Chemicals Agency)(2016)CLH report Proposal for Harmonised Classification and Labelling Titanium dioxidehttps://echa.europa.eu/documents/10162/594bf0e6‐8789‐4499‐b9ba‐59752f4eafab
3. ECHA(2018)Information on registered substances. Dataset on titanium oxide (CAS Number13463‐67‐7) joint submission first publication 17.03.2011 last modification 14.02.2018 http://echa.europa.eu/web/guest/information‐on‐chemicals
4. Mortality Among Titanium Dioxide Workers at Three DuPont Plants
5. Occupational exposure and mortality among workers at three titanium dioxide plants