Expanding the clinical spectrum of cytosolic phosphoenolpyruvate carboxykinase deficiency: novel PCK1 variants in four Arabian Gulf families. - Al Busaidi, Marwa; Mohamed, Feda E.; Al-Ajmi, Eiman; Al Hashmi, Nadia; Al-Thihli, Khalid; Al Futaisi, Amna; Al Mamari, Watfa; Al-Murshedi, Fathiya; Al-Jasmi, Fatma (Orphanet Journal of Rare Diseases, 2023)