Contents Issue 4 October 2005 Volume 12, Issue 4 , 2005 View pdf Effect of Splenectomy on Risk of Infection and other Complications among Sickle Cell Disease patients in Al-Ahsa Area -A retrospective cohort study Essa Mohammed AlSaleh, Abdul Jamil Choudhry Effect of use of Face mask on Hajj related Acute Respiratory Infection among Hajjis from Riyadh - A Health Promotion Intervention study Ebtihal Zain Al Abdeen, Abdul Jamil Choudhry, Alia Abdulhamid Alnaji Tinia capitis outbreak among school students, Al Hayt, Hail, 1426 H Abdullah Ahmed Abusail, Adel Mohammed Turkistani, Randa Nooh