1. World Health Organization (2020, October 19). WHO Director-General’s opening remarks at the media briefing on COVID-19. WHO Director-General Speeches. Retrieved May 2, 2021, from https://www.who.int/director-general/speeches/detail/who-director-general-s-opening-remarks-at-the-media-briefing-on-covid-19---19-october-2020
2. World Health Organization (2007). Quality assurance of pharmaceuticals A compendium of guidelines and related materials. Retrieved May 2, 2021, from https://www.who.int/medicines/areas/quality_safety/quality_assurance/QualityAssurancePharmVol2.pdf
3. Rägo, L., & Santoso, B. (2008). Drug Regulation: History, Present and Future. In C. J. van Boxtel, B. Santoso & I. R. Edwards (Eds.), Drug Benefits and Risks: International Textbook of Clinical Pharmacology, (revised 2nd ed.). USA: IOS Press.
4. Rajendran, N. (2019). Ethics in Clinical Research. In T. Dixon (Ed.), Clinical Pharmacy Education, Practice and Research Clinical Pharmacy, Drug Information, Pharmacovigilance, Pharmacoeconomics and Clinical Research Book. Elsevier.
5. Lee, P. R., & Herzstein, J. (1986). International drug regulation. Annual review of public health, 217–235.