| Institution: | 1. Department of Pathology, Nile Valley University, Atbara, Sudan;2. Department of Pathology, Faculty of Medicine, University of Medical Sciences and Technology, Khartoum, Sudan;3. Department of Pathology, Najran University, Saudi Arabia;4. Department of Medicine, Nile Valley University, Atbara, Sudan;5. Department of Pathology, Faculty of Medicine and Health Sciences, Omdurman Islamic University, Khartoum, Sudan;6. Department of Medicine, Milton Keynes University Hospital NHS Foundation Trust, Buckinghamshire, United Kingdom |
