Regional experience with newborn screening for sickle cell disease, other hemoglobinopathies and G6PD deficiency. Nasserullah Z, Alshammari A, Abbas MA, Abu-Khamseen Y, Qadri M, Jafer SA, Wabel MA. Ann Saudi Med. 2003 Nov-Dec;23(6):354-7. doi: 10.5144/0256-4947.2003.354. PMID: 16868367