Kumar, R Dinesh. “The Phases of Clinical Trials: From Preclinical Studies to Post-Market Surveillance”. Global Journal of Medical and Clinical Case Reports 11, no. 4 (January 22, 2025): 055–065. Accessed February 2, 2026. https://www.organscigroup.com/gjmccr/article/view/GJMCCR-11-289.