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background: some coincidental disorders with migraine have been introduced that may have role in its pathogenesis or aggravation. in this study we determined the relative frequency of hyperlipidemia as a coincidental disorder in patients affected by migraine. methods: a total of 102 migraine-affected patients according to international headache society (his) criteria and 103 control subjects ad...
Background & Aim: Studies have shown that umbilical coiling index(UCI) can have clinical importance. The present study was undertaken to evaluate the relation between umbilical coiling index(UCI) and adverse perinatal outcome. Patients & Methods: In this prospective cross-sectional study performed in Akbar Abadi Hospital(Tehran), between March 2003-July 2004, 699 pregnant women and their um...
در این پایان نامه دو روش اصلاح اشتباهات نوشتاری زبان آموزان بزرگسال ایرانی در سطح متوسط مورد بررسی قرار می گیرد. در روش اول (explicit) اشتباهات بطور مستقیم و در روش دوم (implicit) اشتباهات بصورت غیر مستقیم اصلاح می شود. برای انجام این تحقیق از دو گروه 15 نفری استفاده شده است. به زبان آموزان در هر جلسه یک موضوع انشا داده شده است. این کار در 15 هفته (15 جلسه) تکرار شده است. مقایسه نتایج این آزمون...
background oral administration of pro- and prebiotics has recently been considered as an effective way for nonalcoholic fatty liver disease (nafld) recovery. objectives the current study aimed at evaluating the effect of supplementation with probiotics and/or prebiotics on liver function tests in patients with nafld. methods in this double blind, placebo-control clinical trial, 75 subjects with...
background :cytotoxic t lymphocyte-associated antigen-4 (ctla-4) is an important negative regulator of t-cell responses. the -1722tc polymorphism of the ctla-4 gene may be associated with systemic lupus erythematosus (sle) risk, but related results from previous studies have been inconsistent. we carried out a meta-analysis to assess this association more precisely. methods : a systematic sea...
The use of eponymous terms in orthopedic trauma surgery is common. In an assessment pre-training versus posttrainingat an AO Advanced Elbow Trauma Course, we aimed to report on (1) the accuracy and (2) reliability of 10common eponymous terms used for surgical approaches and fractures in elbow surgery. Before training, eponymswere described correctly in 38% of questions versus 47% after training...
The present study intended to evaluate EFL students' performance on a traditional method of writing assessment in comparison to an alternative assessment technique by taking into account the effects of teacher and peer feedback. Moreover, the attitudes of the participants regarding assessment procedures and activities were focused in this study. To this end, thirty male and female language lear...
serum copper, zinc and the cu/zn ratio were measured in 55 patients with breast disease (20 with benign breast disease and 35 patients with breast cancer) and 30 healthy subjects. the mean serum copper levels were higher in breast cancer than in benign breast diseases (127.5 µg/dl versus 92.4 µg/dl) (p<0.0005) and controls (127.5 µg/dl versus 75.6 µg/dl) (p<0.0005). patients with advanced breas...
in this paper, the dynamic simulation for a high pressure regulator is performed to obtain the regulator behavior. to analyze the regulator performance, the equation of motion for inner parts, the continuity equation for diverse chambers and the equation for mass flow rate were derived. because of nonlinearity and coupling, these equations are solved using numerical methods and the results are ...
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