نتایج جستجو برای: economical conditions following these situations
تعداد نتایج: 4087827 فیلتر نتایج به سال:
An analysis of the climate parametrization scheme adopted by conventional forest gap models revealed that most models assume a constant climate and are difficult to calibrate consistently. Tree growth showed unrealistically sensitive threshold effects along ecological gradients of temperature and precipitation. A new parametrization was compared with its predecessors in terms of the model's cap...
BACKGROUND Pay for performance (P4P) schemes have become increasingly popular innovations in primary care and have generated questions about their effect on improving quality of care. AIMS To provide a brief outline of the international evidence on the relationship between P4P schemes and quality improvement. METHOD We conducted a literature search using relevant databases and reference lis...
Hearing aid (HA) users typically benefit a lot from their HAs in simple acoustic situations like a one-toone conversation in a quiet room, but they have difficulties following a conversation in challenging listening situations involving multiple talkers, background noise and reverberation [1]. The processing power of HAs has increased dramatically over the last 10 years and advanced signal proc...
Natural products endowed of biological activity represent a primary source commodities ranging from nutrition to therapeutic agents, as well cosmetic tools and recreational principles. These natural means have been used by mankind for centuries, if not millennia. They are commonly all over the world in socio-economical contexts, but particularly attractive disadvantaged areas or economically em...
CONTEXT A broad spectrum of nonneoplastic conditions can mimic a brain tumor, both clinically and radiologically. In this review we consider these, taking into consideration the following etiologic categories: infection, demyelination, vascular diseases, noninfectious inflammatory disorders, and iatrogenic conditions. We give an overview of such diseases, which represent a potential pitfall for...
The 'Clinical Guidelines for Obstetrical Practice, 2011 edition' were revised and published as a 2014 edition (in Japanese) in April 2014 by the Japan Society of Obstetrics and Gynecology and the Japan Association of Obstetricians and Gynecologists. The aims of this publication include the determination of current standard care practices for pregnant women in Japan, the widespread use of standa...
One of the most important methods of transporting natural gas in Iran and other parts of the world is the utilization of a network of pipelines. Compression station and turbo compressor units play an important role in gas supply through pipelines. One of the primary concerns in these units is the reduction of fuel consumption. By cooling of exhaust gas from the source station, the pressure drop...
In order to examine the teacher's expectation influence on the quality of their assessment of students -both boys and girls- we applied an experimental method of Post-test with a control group in the student's Social and experimental Sciences courses including the following three factors: Expectation making situations, Teacher's sex, and studen's sex. This research project has been implemented...
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