Fluoride concentrations in drinking water were analyzed relative to air temperature data collected in different provinces of Iran. Determining suitable concentrations of fluoride in drinking water is crucial for communities because of the health effects of fluoride on humans. This study analyzed fluoride concentrations in drinking water from selected Iranian provinces. The data were derived mai...

Since late 2019 many people all over the world have become infected and died due to coronavirus. There been general studies about spread of virus. In this study, new accumulated confirmed cases (NCC ACC), recovered (NRC ARC), deaths (ND AD) were evaluated by geographical properties, meteorological parameters air particulate matters between 3 April 2020 11 June within 15 provinces in Iran. Meteo...

The integrated management of water supply and demand has been considered by many policymakers; due to its complexity the decision makers have faced challenges so far. In this study, we proposed an efficient framework for managing in line with economic environmental objectives basin. To design framework, a combination ANFIS multi-objective augmented ε-constraint programming models TOPSIS were us...

Abstract Background Strongyloidiasis, one of the neglected tropical diseases (NTDs), can be fatal in immunocompromised patients. Available data on Strongyloides stercoralis infection high-risk patients Iran are limited. The aim present study was to determine prevalence S. and associated risk factors among as well evaluate sensitivity diagnostic tests used diagnose infection. Methods This cross-...

using productivity index for investigating a firms’ performance makes it possible to evaluate efficiency of the production system and cost at the same time. in this study the total factor productivity (tfp) of several sugar cane varieties in imam khomeini cultivation and processing center in khuzestan province is compared. two hundred and forty eight farms are categorized on the basis of variet...

background: west nile virus (wnv) is a vector-borneagent that is maintained within a bird-mosquito cycle. in humansand equids, infection by this agent is usually asymptomatic, orcharacterized by a mild febrile illness. however, fatal meningoencephalitisor encephalitis may occur. objectives:the aim ofthis study was to evaluate the prevalence of wnvinfection andcorrelation of this organism with h...