Charles A. Shoniregun Kudakwashe Dube Fredrick Mtenzi Electronic Healthcare Information Security 53 2010 1-183 Springer Advances in Information Security http://dx.doi.org/10.1007/978-0-387-84919-5 http://dx.doi.org/10.1007/978-0-387-84919-5 978-0-387-84817-4