Volume 21-Issue 1-4-2014 Hand Hygiene Practices among Doctors and Nurses at Emergency departments of Mina Hospitals during Hajj 1433 H (2012 G), Saudi Arabia. Knowledge towards health-care associated infection among health care workers at Mina hospitals during Hajj, 1434 H. Incidence of Acute Respiratory Infections among Hajjis from Riyadh, 1434 H. Prevalence, Acceptability and Accessibility to different Contraceptives among Saudi Females at Governmental Primary Health Care Centers (PHCCs) in Riyadh, 2014.