https://images.transparencycdn.org/images/2022_Internal-Whistleblowing-Systems_English.pdf
https://www.brookings.edu/wp-content/uploads/2020/06/Brookings-Reopening-the-World-FINAL.pdf
https://www.opendemocracy.net/uk/adam-ramsay/so-who-are-dup?utm_source=Daily+Newsletter&utm_campaign=646fb696e5-DAILY_NEWSLETTER_MAILCHIMP&utm_medium=email&utm_term=0_717bc5d86d-646fb696e5-407405485
http://invs.santepubliquefrance.fr/publications/etat_sante_2017/ESP2017_Synthese.pdf