نتایج جستجو برای: classified by different provinces
تعداد نتایج: 7757761 فیلتر نتایج به سال:
the efficiency assessment of dental units using data envelopment analysis approach: the case of iran
background: during the last decades, the number of dentistry units increased significantly across the country. the aim of this study was to assess the efficiency of dental units of iran provinces regarding dental health inputs and outputs using data envelopment analysis approach. methods: in this applied descriptive-analytical study, the study population included all of iran 31 provinces. the o...
Consumption of goods and services by households is an important index of their level of economic welfare. State of consumption distribution among households is an important index of equity in economic welfare. In this research, two important dimensions of consumption distribution have been studied: 1) Trend of changes of consumption distribution between Iranian rural and urban households 2) Cha...
Consumption of goods and services by households is an important index of their level of economic welfare. State of consumption distribution among households is an important index of equity in economic welfare. In this research, two important dimensions of consumption distribution have been studied: 1) Trend of changes of consumption distribution between Iranian rural and urban households 2) Cha...
The propolis, which is a natural product that collected by honey bees from the plants, especially flowers and buds, mixing it with wax resin, used in hive for many purposes. Apart use hive, propolis versatile compound medicine, cosmetics, food industry apitherapy contains wide variety of chemical substances having antibacterial antioxidant effects. It was determined antimicrobial effects sample...
asymmetric polyethersulfone (pes) microfiltration flat sheet membranes were composed by the phase inversion method (pim) and were used as supports. composite membranes were fabricated by coating silicone rubber as selective layer. effect of different concentrations of pes and pdms and different solvent such as nmp, dmf and dms effects as pes solvents and support thickness and different coagulat...
testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...
In this paper, the notion of the digital divide has been described, and a few analyzing methods of digital divide have been reviewed. Analyzing methods of digital divide are called indices which have different indicators and different formulas for calculation. Since data collection for an indicator may be difficult, calculating an index is an essential problem. We collected and calculated some ...
Studies of foreign direct investment (FDI) distribution in the US is voluminous but such studies on a developing country are rare. We fill the void by analyzing the spatial and temporal variation in FDI among China’s 30 provinces. We believe this is the first study of its kind. Other than some “standard” results, our pooled regression finds that the cumulative FDI has a negative impact on the n...
background and objectives: molecular epidemiology tools are widely used in determining epidemiology of tuberculosis. spoligotyping is a molecular epidemiology method that is used for characterization and typing of mycobacterium tuberculosis complex strains. the method is based on polymorphism of the chromosomal dr locus consisting of identical 36-bp drs alternating with 35-41 unique spacers. th...
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