In a selective information dissemination (SDI) system, users submit profiles consisting of a number of long-standing queries to represent their information needs. The system then continuously collects new documents from underlying information sources, filters them against the user profiles, and delivers relevant information to corresponding users. SDI systems are very important nowadays due to ...

scientific journals provide a platform for reviewing, publishing and dissemination of the results of new scientific findings and discoveries and cannot be replaced by any other platform. given the important role of scientific journals in dissemination of information, management of such journals takes a high priority. the accurate management of scientific journals takes place only when the diffe...

background and objectives: citrobacter freundii is an opportunistic pathogen causing nosocomial infections and resistant to various antibiotics. we aimed to determine the clonal relationship of c. freundii isolates using pulsed-field gel electrophoresis (pfge). materials and methods: fifty clinical isolates of c. freundii were collected from the main hospital in kermanshah. after antibiotic sus...

conclusions the inter- and intra-hospital dissemination of resistant clones is a matter of concern and is an indicator of the level of the improvement and surveillance of standard hygiene, particularly disinfection and hand washing before and after contact with patients. given the emergence of mbl-producing strains, surveillance has become an important procedure to control the transmission of r...

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