Metwally, A. , Etreby, L. , Saleh, R. , Abdrabou, G. , Salama, S. , Orabi, A. , Abdelrahman, M.. "Level of Behavioral Development for Hepatitis C Virus Cases versus Their Contacts: Does Infection Make a Difference and What Is Beyond?". World Academy of Science, Engineering and Technology, Open Science Index 84, International Journal of Medical and Health Sciences, (2013), 7(12), 918 - 926.