Al-Badarneh, A., H. Najadat, and E. ’Hassan Abu Yabes’. “AN ADAPTIVE ROLE-BASED ACCESS CONTROL APPROACH FOR CLOUD E-HEALTH SYSTEMS”. LIFE: International Journal of Health and Life-Sciences, vol. 2, no. 3, Jan. 2017, pp. 26-37, doi:10.20319/lijhls.2016.23.2637.