Fullformexpand.com, 2026. "HPFH." Accessed February 25, 2026. https://www.fullformexpand.com/hpfh/hereditary-persistence-of-fetal-hemoglobin.
"HPFH." (n.d.). Fullformexpand.com. Retrieved February 25, 2026, from https://www.fullformexpand.com/hpfh/hereditary-persistence-of-fetal-hemoglobin.
HPFH. (2026). Fullformexpand.com. Available at: https://www.fullformexpand.com/hpfh/hereditary-persistence-of-fetal-hemoglobin (Accessed: 25 February 2026).