نتایج جستجو برای: long term lf
تعداد نتایج: 997213 فیلتر نتایج به سال:
In this paper, let $L$ be a completeresiduated lattice, and let {bf Set} denote the category of setsand mappings, $LF$-{bf Pos} denote the category of $LF$-posets and$LF$-monotone mappings, and $LF$-{bf CSLat}$(sqcup)$, $LF$-{bfCSLat}$(sqcap)$ denote the category of $LF$-completelattices and $LF$-join-preserving mappings and the category of$LF$-complete lattices and $LF$-meet-preserving mapping...
PURPOSE In this study, we investigated whether there is a factor that can aid determi nation of the preferred technique by comparing the early and late results of two different surgical techniques for the treatment of pilonidal sinus. METHODS The medical records of 176 patients in whom the Limberg flap (LF) or V-Y flap techniques were applied for reconstruction after the excision were evaluat...
We investigate a large number of cosmological evolution models for QSOs and Active Galactic Nuclei (AGN). We introduce a spectrum-luminosity correlation as a new input parameter and adopt the estimated mass function (MF) of massive black holes in centers of nearby galactic nuclei as a constraint to distinguish among different QSO/AGN models. We explore three basic types of phenomenological scen...
Heart rate variability (HRV) reflects an influence of autonomic nervous system on heart work. In healthy subjects, ratio between low and high frequency components (LF/HF ratio) of HRV spectra represents a measure of sympatho-vagal balance. The ratio was defined by the authorities as an useful clinical tool, but it seems that it fails to summarise sympatho-vagal balance in a clinical setting. Va...
Thirty-seven nurses with shift work, working under a rotating three-shift system, and 37 nurses without shift work, having worked during the daytime for one or more years prior to this study, were examined to assess the effects of shift work on cardiac autonomic and neuromotor functions. Their ages ranged from 25 to 58 yr. The electrocardiographic (ECG) R-R interval variability, %LF and %HF (i....
بسیاری از دبیران و دانش آموزان بر این باورند که یادگیری لغات آسان است و شیوه های مختلفی برای یادگیری وجود دارد گرچه یادآوری لغات پس از مدت طولانی بسیار دشوار و پرزحمت است . هدف از این تحقیق آن است که تاثیر استراتژی های حافظه بر روی نگهداری بلند مدت لغات در زبان آموزان خانم سطح متوسط در ایران را بررسی کند. قبل از شروع تدریس، آزمون تعیین سطحی به منظور داشتن زبان آموزان یک سطح برگزار شده و بر اساس...
1. The availability of iron, zinc and calcium in a diet containing 400 g 'fibre-filler' (a mixture of bran, fruit and nuts, used in the F-plan diet)/kg diet (HF diet) was measured by whole-body counting in rats, using 59Fe, 65Zn and 47Ca as extrinsic labels, and compared with a diet of similar mineral content but no 'fibre-filler' (LF diet). Absorption of Fe and Ca was significantly higher from...
BACKGROUND Shensong Yangxin (SSYX), a traditional Chinese herbal medicine, has long been used clinically to treat arrhythmias in China. However, the mechanism of SSYX on atrial fibrillation (AF) is unknown. In this study, we tested the hypothesis that the effect of SSYX on the progression of paroxysmal AF is correlated with the regulation of autonomic nerve activity. METHODS Eighteen mongrel ...
Long-term care (LTC) must be carefully delineated when expenditures are compared across countries because how LTC services are defined and delivered differ in each country. LTC’s objectives are to compensate for functional decline and mitigate the care burden of the family. Governments have tended to focus on the poor but Germany opted to make LTC universally available ...
the investment horizons of institutional investors can affect monitoring incentives which might ultimately make an impact on firm CSR decisions. Hence, this paper investigates the effects of institutional investor’s investment horizons on CSR activities.This research has been carried out using annual data of companies accepted in Tehran Stock Exchange during the period of 2011-2018. By screenin...
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