WHO complementary guidelines to Operational Guidelines for Ethics Committees That Review Biomedical Research: Surveying and Evaluating Ethical Review Practices (TDR/PRD/ETHICS/2002.1) http://whqlibdoc.who.int/hq/2002/TDR_PRD_ETHICS_2002.1.pdf
Recommendation Rec(2006)4 of the Committee of Ministers to EU member states on research on biological materials of human origin https://wcd.coe.int/ViewDoc.jsp?id=977859