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تعداد نتایج: 2079287 فیلتر نتایج به سال:
Purpose: The objective of this research is to identify and prioritize barriers and problems young adults face using services of public libraries in Semnan. Method: This applied study is descriptive. This research focuses on the youth generation between the age of 17 and 40 in Semnan. Simple Random Sampling is used. 450 questionnaires were distributed of which 389 were returned and used. In ad...
In the last two decades, a number of methods have been proposed for forecasting based on fuzzy time series. Most of the fuzzy time series methods are presented for forecasting of car road accidents. However , the forecasting accuracy rates of the existing methods are not good enough. In this paper, we compared our proposed new method of fuzzy time series forecasting with existing methods. Our m...
PURPOSE To study the toxicity and pharmacokinetic-pharmacodynamic profile of 17-allylamino, 17- demethoxygeldanamycin (17-AAG) and to recommend a dose for phase II trials. PATIENTS AND METHODS This was a phase I study examining a once-weekly dosing schedule of 17-AAG. Thirty patients with advanced malignancies were treated. RESULTS The highest dose level reached was 450 mg/m(2)/week. The do...
Sea level observations made in the Venice Lagoon between 1751 and 1792 have been recovered, consisting of two time series of daily data on high and low waters in Venice and Chioggia. From comparisons with modern observations, the quality of the 18th century data appears to be good enough to allow a useful analysis. A composite time series of daily mean sea level is obtained by merging the 18th ...
Antipyrine elimination was studied in 29 patients with obstructive jaundice Antipyrine half-lives calculated using plasma concentrations at four and 24 hours ('short antipyrine test') were significantly correlated with those calculated using six time points (p less than 0.001). Mean antipyrine half-life was 28.3 +/- 8 hours (standard error) and was significantly longer than in normal subjects (...
Background: Accidents are the second reason for mortality and morbidity in Iran. Among them, brain injuries are the most important damage. Clarification of the effects of brain injuries on different body systems will help physicians to prioritize their treatment strategies. In this study, the effect of pure brain trauma on the cardiovascular system and lungs 24 hours post trauma was assessed. M...
Methods The study was performed as a randomised clinical trial on women who had been admitted in the hospital diagnosed with preterm labor. In one group, nitroglycerin (NG) dermal patch and in the other group, nifedipine were prescribed. The 2 groups were followed up to delivery and were compared according to arrest of labor for 2 hours, 48 hours, 7 days, gestational age at the time of delivery...
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