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 studyEssa 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 studyEbtihal Zain Al Abdeen, Abdul Jamil Choudhry, Alia Abdulhamid Alnaji Tinia capitis outbreak among school students, Al Hayt, Hail, 1426 HAbdullah Ahmed Abusail, Adel Mohammed Turkistani, Randa Nooh