Fullformexpand.com, 2026. "VCTB (CBER)." Accessed February 25, 2026. https://www.fullformexpand.com/vctb-cber/vaccine-clinical-trials-branch-cber.
"VCTB (CBER)." (n.d.). Fullformexpand.com. Retrieved February 25, 2026, from https://www.fullformexpand.com/vctb-cber/vaccine-clinical-trials-branch-cber.
VCTB (CBER). (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/vctb-cber/vaccine-clinical-trials-branch-cber (Accessed: 25 February 2026).