Recommendations to the European Commission implementing a priority list of additives that should have more stringent reporting requirements: the opinion of the Scientific Committee on Emerging and Newly Identified Health Risks (SCENIHR). Issue 2 (24th March 2017) - Hoet, Peter; Rydzynski, Konrad; Vermeire, Theo; Nair, Urmila; Talhout, Reinskje; Testai, Emanuela; secretariat, SCENIHR