Farouk, H., H. S. Zayed, B. Sakr, and G. Mahmoud, "Assessment of Left Ventricular Diastolic Function in Egyptian Patients With Behçet’s Disease", Arch Rheumatology, vol. 31, issue 2, pp. 151–157, 2016.
El-Garf, A. K., G. A. Mahmoud, and E. H. Mahgoub, "Hypermobility among Egyptian children: Prevalence and features ", Journal of Rheumatology , 1998.
El-Garf, A., G. A. Mahmoud, R. Gheith, G. Abd El-Aaty, and H. Abd El-Aaty, "Camptodactyly, arthropathy, coxa vara, and pericarditis syndrome among Egyptians ", Journal of Rheumatology , 2003.
El-Zorkany, B., G. A. Mahmoud, H. A. Shahin, H. Moustafa, and A. A. Shahin, "Tumor necrosis factor-alpha and neuropsychiatric lupus erythematosus: Relation to single photon emission computed tomography findings ", Modern Rheumatology , 2003.
Mahmoud, G. A., R. E. Gheith, M. M. Kamel, and R. A. Soliman, "Alveolar hemorrhage in systemic lupus erythematosus: An overview ", Egyptian Rheumatologist , 2011.
Mahmoud, G. A., H. S. Zayed, M. M. Sherif, and M. M. Mostafa, Characteristics of rheumatoid arthritis patients with concomitant hepatitis C virus infection Open Access, , 2011.
Mahmoud, G. A., H. S. Zayed, M. M. Sherif, and M. M. Mostafa, Characteristics of rheumatoid arthritis patients with concomitant hepatitis C virus infection Open Access, , 2011.
Mahmoud, G. A., A. A. Shahin, H. S. Zayed, A. Moghazy, and B. M. Eissa, "Clinical and immunological pattern and outcome of Egyptian systemic lupus erythematosus patients: a single center experience ", Lupus , 2018.
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