Al Swaidi، F. (2011). Understanding why the Saudi Premarital Screening Programme for Thalassemia and Sickle Cell Disease does not Always Meet its Objective of Preventing Marriage Amongst “At-Risk” Couples, and was Testing for Human Immunodeficiency Virus and Hepatitis B and C Viruses A Useful Addition to the Programme (رسالة دكتوراه غير منشورة). University of Manchester، مانشستر. مسترجع من http://search.mandumah.com/Record/606441