نتایج جستجو برای: and effectiveness
تعداد نتایج: 16870961 فیلتر نتایج به سال:
the purpose of the present study is to find out whether bilinguals of khuzestan-arab origin or monolinguals of iranian origin code-switch during learning or speaking english and which group is more susceptible to code-switch. to this end, the students of 24 classes from high schools and pre- university centers were screened out, and interviewed and their voices and code-switchings were recorded...
flow in natural river bends is a complex and turbulent phenomenon which affects the scour and sedimentations and causes an irregular bed topography on the bed. for the reason, the flow hydralics and the parameters which affect the flow to be studied and understand. in this study the effect of bed and wall roughness using the software fluent discussed in a sharp 90-degree flume bend with 40.3cm ...
به منظور جمع آوری و شناسایی کنه های بالاخانواده ی raphignathoidea باغات و مزارع شهرستان های ماکو و چایپاره، نمونه برداری هایی در فصل زراعی سال 1391 از خاک و اندام های هوایی صورت گرفت. در این مطالعه حدود 1200 اسلاید تهیه گردید که منجر به شناسایی 5 خانواده، 11 جنس و 31 گونه متعلق به بالا خانواده ی raphignathoidea گردید. از بین این تعداد 7 گونه برای فون دنیا و 8 گونه برای فون کنه های استان آذربایج...
cultural iran is a scope that is more extended than the political territories of iran as a political unit. this concept means that cultural geography(mehdi moghanlo-1383-1) of iran is greater than its political geography which, according to history, has a long history extending west-east from kandahar to the euphrates and north-south from the persian gulf to the caucasus including transoxiana a...
the aim of the present study was to determine the in?uence of presence or absence of corpus luteum (cl) on hormonal and metabolites composition of follicular ?uid (ff) harvested from different sized follicles and its relationship with blood serum concentrations in sanjabi ewes. ovaries and blood samples were collected from 60 clinically healthy adult ewes (sanjabi breed) 1–3 years of age in dio...
The study identified and evaluated the options for population-level government policies to increase the prevalence of homes free of secondhand smoke (SHS). We used three criteria to evaluate the policy options: effectiveness, the reductions on inequalities in SHS exposure, and cost-effectiveness. Evidence indicates some association between relatively comprehensive tobacco control programmes and...
OBJECTIVE This study analyzed the cost-effectiveness of delivering alcohol screening, brief intervention, and referral to treatment (SBIRT) in emergency departments (ED) when compared to outpatient medical settings. METHODS A probabilistic decision analytic tree categorized patients into health states. Utility weights and social costs were assigned to each health state. Health outcome measure...
BACKGROUND The phase 3 trial of the RTS,S/AS01 malaria vaccine candidate showed modest efficacy of the vaccine against Plasmodium falciparum malaria, but was not powered to assess mortality endpoints. Impact projections and cost-effectiveness estimates for longer timeframes than the trial follow-up and across a range of settings are needed to inform policy recommendations. We aimed to assess th...
The panel addresses the urgent need to ensure that comparative effectiveness research (CER) findings derived from diverse and distributed data sources are based on credible, high-quality data; and that the methods used to assess and report data quality are consistent, comprehensive, and available to data consumers. The panel consists of representatives from four teams leveraging electronic clin...
We study equilibria in which agent's belief are rational in the sense of Kurz 1-1994]. The market is formulated by specifying a stochastic demand function and a continuum of producers, each with a quadratic cost function who must select their output before knowing prices. Holding Rational Beliefs about future prices, producers maximize expected profits. In a Rational Belief Equilibrium (RBE) ag...
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