APA

Ali A. A., Gomaa N. A. S., Awadein A. R., Al-Hayouti H. H. & Hegazy A. I. (20180222). Retrospective cohort study shows that the risks for retinopathy of prematurity included birth age and weight, medical conditions and treatment. : Acta paediatrica (Oslo, Norway : 1992).

Chicago

Ali Aliaa A, Gomaa Nancy A S, Awadein Ahmed R, Al-Hayouti Huda H and Hegazy Ahmed I. 20180222. Retrospective cohort study shows that the risks for retinopathy of prematurity included birth age and weight, medical conditions and treatment. : Acta paediatrica (Oslo, Norway : 1992).

Harvard

Ali A. A., Gomaa N. A. S., Awadein A. R., Al-Hayouti H. H. and Hegazy A. I. (20180222). Retrospective cohort study shows that the risks for retinopathy of prematurity included birth age and weight, medical conditions and treatment. : Acta paediatrica (Oslo, Norway : 1992).

MLA

Ali Aliaa A, Gomaa Nancy A S, Awadein Ahmed R, Al-Hayouti Huda H and Hegazy Ahmed I. Retrospective cohort study shows that the risks for retinopathy of prematurity included birth age and weight, medical conditions and treatment. : Acta paediatrica (Oslo, Norway : 1992). 20180222.