A. Usman, G. Mebrahtu, J. Mufunda, P. Nyarango, H. Goitom, A. Kosia, Y. Ghebrat, A. Mosazghi, S. J. Atanga and M. M. Equbamichael, “Prevalence of Non-Communicable Disease Risk Factors in Eritrea,” Ethnicity & Disease, Vol. 16, No. 2, 2006, pp. 542-546.
 E. D. Riviello, S. Letchford, L. Achieng and M. W. Newton, “Critical Care in Resource-Poor Settings: Lessons Learned and Future Directions,” Critical Care Medicine, Vol. 39, No. 4, 2011, pp. 860-867. doi:10.1097/CCM.0b013e318206d6d5
 C. P. Subbe, M. Kruger, P. Rutherford and L. Gemmel, “Validation of a Modified Early Warning Score in Medical Admissions,” QJM: An International Journal of Medicine, Vol. 94, No. 10, 2001, pp. 521-526.
 C. P. Subbe, R. G. Davies, E. Williams, P. Rutherford and L. Gemmell, “Effect of Introducing the Modified Early Warning Score on Clinical Outcomes, Cardio-Pulmonary Arrests and Intensive Care Utilisation in Acute Medical Admissions,” Anaesthesia, Vol. 58, No. 8, 2003, pp. 797-802. doi:10.1046/j.1365-2044.2003.03258.x
 H. Goitom and S. Dania, “Case Report Percutaneous Dilatational Tracheostomy: A Bedside Procedure in the Intensive Care Unit,” Journal of Eritrean Medical Association, Vol. 3, No. 1, 2008, pp. 45-46.
 H. Goitom, “Lower Extremity Deep Vein Thrombosis among Intensive Care Patients in Orotta National Referral Hospital, Asmara, Eritrea,” Journal of Eritrean Medical Association, Vol. 4, No. 1, 2009, pp. 1-4.