preparing long term reformatory plan for the health system, like other macro plans, requires guiding principles which is according to the values, and as a bridge, connect the ideals and values to the goals. this study was designed with the purpose of explaining the values and principles of health system, and as a pre-requisite to compilation of iran's health system reform plan at 2025.the docum...

addiction is a phenomenon that causes structural changes in different systems of society. studies show for planning of addiction prevention and treatment, it is necessary to create an information management system. substance dependence information systems refer to systems which collect, analyse and report data related to substance dependence information. the aim of this study was to identify ad...

fuzzy cognitive maps (fcms) have successfully been applied in numerous domains to show the relations between essential components in complex systems. in this paper, a novel learning method is proposed to construct fcms based on historical data and by using meta-heuristic: genetic algorithm (ga), simulated annealing (sa), and tabu search (ts). implementation of the proposed method has demonstrat...