Liang Xiao 0002 Javier Vicente Carlos Sáez Andrew Peet Alex Gibb Paul H. Lewis Srinandan Dasmahapatra Madalina Croitoru Horacio González-Vélez Magí Lluch i Ariet David Dupplaw A Security Model and its Application to a Distributed Decision Support System for Healthcare. 578-585 2008 ARES http://doi.ieeecomputersociety.org/10.1109/ARES.2008.22 conf/IEEEares/2008 db/conf/IEEEares/ares2008.html#XiaoVSPGLDCGAD08