abstract: country’s fiber optic network, as one of the most important communication infrastructures, is of high importance; therefore, ensuring security of the network and its data is essential. no remarkable research has been done on assessing security of the country’s fiber optic network. besides, according to an official statistics released by ertebatat zirsakht company, unwanted disconnec...

data envelopment analysis (dea) is a powerful tool for measuring relative efficiency of organizational units referred to as decision making units (dmus). in most cases dmus have network structures with internal linking activities. traditional dea models, however, consider dmus as black boxes with no regard to their linking activities and therefore do not provide decision makers with the reasons...

The effects of tillage methods and residual management on yield and yield components of rapeseed (Brassica napus L. CV. Hyola308) were evaluated after rice harvest. The experiment was carried out during 2004-2005 cropping season in a factorical arrangement of treatments at Rice Research Institute of Iran (RRII) in Rasht, in a Complete Randomized Block Design with three replications. Treatments ...

Background : The aim of this study was to compare maintenance therapy and continuous therapy of magnesium sulfate (MS) in the management of preterm labor. Materials and Methods: In this single blind randomized control trial, 70 singleton women in 26 to 34 weeks of gestation (WG), were randomly assigned to receive 4gr MS in 200cc D/W 5% during 15 to 20 minutes either infusion therapy with 20 ...

Abstract Introduction. Hepatitis B is the most common cause of end stage liver disease in Iran. As a high-cost disease with a relatively high incidence, and the relative lack of community knowledge, it warrants initiation of a public health intervention in Iran. Methods. This was a Before-After educational intervention that analyzed the data obtained from questionnaires filled out by 80 pat...

The effects of tillage methods and residual management on yield and yield components of rapeseed (Brassica napus L. CV. Hyola308) were evaluated after rice harvest. The experiment was carried out during 2004-2005 cropping season in a factorical arrangement of treatments at Rice Research Institute of Iran (RRII) in Rasht, in a Complete Randomized Block Design with three replications. Treatments ...