1. Anderson C, Wennstrom P, Gry J (2003) In: TemaNord 2003:531, Copenhagen
2. RASFF portal database: https://webgate.ec.europa.eu/rasff-window/portal/
3. BfR Opinion 009/2009.28 February 2009. Available at http://www.bfr.bund.de/cm/208/nikotin_in_getrockneten_steinpilzen_ursache_der_belastung_muss_geklaert_werden.pdf
4. European Food Safety Authority (EFSA): http://www.efsa.europa.eu
5. DG-SANCO EU-Pesticide Database: http://ec.europa.eu/sanco_pesticides/public/index.cfm