1. The Nuremberg Code [from Trials of War Criminals before the Nuremberg Military Tribunals under Control Council Law No. 10. Nuremberg, October 1946–April 1949. Washington, DC: U.S. G.P.O, 1949–1953], https://www.fhi360.org/sites/all/libraries/webpages/fhi-retc2/Resources/nuremburg_code.pdf
2. World Medical Association. Declaration of Helsinki—ethical principles for medical research involving human subjects, https://www.wma.net/policies-post/wma-declaration-of-helsinki-ethical-principles-for-medical-research-involving-human-subjects/
3. European Parliament. Charter of Fundamental Rights of the European Union. Official Journal of the European Communities. 2000/C 364/01, http://www.europarl.europa.eu/charter/pdf/text_en.pdf