نتایج جستجو برای: activity concentration index.
تعداد نتایج: 1784193 فیلتر نتایج به سال:
background: natural radiation is constantly present in the environment and is emitted from a variety of natural and artificial sources. it affects human body and environment. materials and methods: the activity concentrations of 238u, 232th and 40k have been determined by gamma ray spectrometer with an hpge detector in sediments of cauvery river, tamilnadu, india. results: the absorbed dose rat...
background and objectives: resistance towards reveling antibiotics has captured great interest in evaluating the antimicrobial properties of the natural plants. taraxacum mongolicum is widely used as a folklore medicinal plant for its diuretic, antirheumatic and anti-inflammatory properties. though there are some reports on antimicrobial properties of taraxacum mongolicum, studies on antibacter...
background: despite the enhancement in health outcomes worldwide, health inequity and inequality is one of the most relevant topics both for health policy and public health. this research was designed to decompose the health inequality of people living in shiraz, south-west iran. methods: data were obtained from a multistage-sample survey conducted in shiraz from april to may 2012, to find dete...
to assess the environmental radioactivity levels and hence to determine the population exposure in kutubdia island, bangladesh the sediment samples were analyzed by using gamma ray spectrometry. in those sediment samples the average activity concentration of natural radionuclides 238u, 232th and 40k were found 15.39±1.67, 38.35±0.76 and 475.51±21.15 bq/kg respectively. the activity concentratio...
introduction: burden of hiv and aids is considerably different among regions and countries of the world. the aim of this study was to assess of inequality in the prevalence of hiv, according to human development index among countries of the world.methods: in this study the desired outcome was prevalence of hiv, which estimated in 100 countries in 2012. the annual report of unaids was used for p...
Introduction Foodstuffs are known to contain natural and artificial radionuclides. Determination of radionuclide concentration is of great significance for the protection of human health. The main objective of the present study was the quantification of radionuclides in tea samples, cultivated in Guilan Province in North of Iran. Materials and Methods The activity concentrations of 226Ra, 232Th...
gol-e-gohar iron ore mine of sirjan in southern part of iran is a large open pit that operates below the groundwater table and during mining operation, dewatering is required to prevent operation processes from flooding. current operation is going on by digging wells in or out of the pit and pumping to prevent flooding. as a result of the former dewatering operation a vast deep cone of depressi...
introduction foodstuffs are known to contain natural and artificial radionuclides. determination of radionuclide concentration is of great significance for the protection of human health. the main objective of the present study was the quantification of radionuclides in tea samples, cultivated in guilan province in north of iran. materials and methods the activity concentrations of 226ra, 232th...
background: about 80% of deaths in 350 million cases of diabetes in the world occur in low and middle income countries. the aim of this study was to determine the status of diabetes socioeconomic inequality and the share of determinants of inequalities in kurdistan province, west of iran, using two surveys in 2005 and 2009. methods: data were collected from non-communicable disease surveillan...
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