www.bioetica-medicala.ro https://health.ec.europa.eu/medicinal-products/eudralex/eudralex-volume-10_en https://www.ema.europa.eu/en/human-regulatory-overview/research-development/clinical-trials-human-medicines https://www.hma.eu/about-hma/working-groups/clinical-trials-coordination-group.html https://www.ich.org/ www.clinicaltrialsregister.eu www.who.int/ictrp/en