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With the development of deregulated power systems and increase of prices in some hours of day and increase fuel price, demand response programs were noticed more by customers. demand response consists of a series of activities that governments or utilities design to change the amount or time of electric energy consumption, to achieve better social welfare or some times for maximizing the benefi...
Introduction: In recent years, Magnesium sulfate was used for acute pain relief following several types of surgeries. In current study for the first time, we compared the effects of this drug on acute pain following open repair of inguinal hernia with that of bupivacaine. Materials and methods: In current randomized clinical trial, there were 80 patients with unilateral inguinal hernia assig...
•Recent tropical deforestation increased heat exposure relative to forested areas•Work in deforested areas was associated with disproportionate lost safe work time•Deforestation >0.5 h/day of for 4.9 million people•Additional global climate change will worsen Recent research has highlighted the effects warming on low- and middle-income countries tropics. Additionally, remains an issue concern m...
near surface ozone in urban areas can be potentially hazardous for the city dwellers. as a secondary pollutant it can also be an indicator for other air pollutants as nitrogen oxides, nox and phenol acetate nitrate (pan). in this paper time and spatial variations of near surface ozone and the effective meteorological parameters influencing it concentrations, have been investigated for tehran fo...
چکیده ندارد.
The aim of this study was to investigate the effect of temperature and time of homogenization treatment on the microstructure, distribution of alloying elements and hardness of the novel Co-based superalloy Co-7Al-7W-4Ti-2Ta. For this purpose, the specimens were first homogenized at 1250 and 1300 °C for 2, 4, 6 and 8 hours and then water-cooled. Subsequently, the specimens were subjected to har...
BACKGROUND Changes in the myocardium in acute ischemia are dynamic and complex, and the characteristics of myocardial tissue on cardiovascular magnetic resonance in the acute setting are not fully defined. We investigated changes in edema and late gadolinium enhancement (LGE) with serial imaging early after acute myocardial infarction, relating these to global and segmental myocardial function ...
OBJECTIVE To examine the association between emergency department length of stay (EDLOS) and inpatient length of stay (IPLOS). DESIGN Retrospective review of presentations and admissions data. SETTING Three metropolitan hospitals in Melbourne, 1 July 2000 to 30 June 2001. MAIN OUTCOME MEASURES Mean IPLOS for four categories of EDLOS (12 hours); excess ...
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