The classic account of the load theory (LT) of attention suggests that increasing cognitive load leads to greater processing of task-irrelevant stimuli due to competition for limited executive resource that reduces the ability to actively maintain current processing priorities. Studies testing this hypothesis have yielded widely divergent outcomes. The inconsistent results may, in part, be rela...

premixed non-setting calcium hydroxide (caoh 2 ) paste in pressure syringe system is commonly used in root canal therapy. the aim of this paper is to present a case involving an iatrogenic extrusion of the medicament during endodontic treatment and a literature review of similar reports. the present case demonstrates severe tissue necrosis and other deleterious effects following the extrusion o...

this article addresses the interplay between heat of hydration and physico-mechanical properties of calcium sulfate hemi-hydrate in the presence of retarding additives such as citric and malic acids and sodium citrate. the heat of hydration was measured using a semi-isothermal calorimeter. results proved that citric and malic acids had superior impact on hydration and mechanical properties. whi...

background: one of the methods used for standard setting is the borderline regression method (brm). this study aims to assess the reliability of brm when the pass-fail standard in an objective structured clinical examination (osce) was calculated by averaging the brm standards obtained for each station separately. materials and methods: in nine stations of the osce with direct observation the e...

The dynamic resource allocation problem arises in a variety of applications The generic resource allocation setting involves a number of locations containing resources The dynamic aspect of the problem is the arrivals of consumers each of which requires a certain amount of service from the resources and the control variable of the problem is the allocation policy which speci es at which locatio...

the present study investigates the impact of goal setting and curiosity (hr outcomes) on the job performance of the employees. non government sector in islamabad, pakistan was targeted in this regard. data was collected from 282 respondents belonging to local and international ngos. spss was used as data analysis tool and a comprehensive questionnaire was used to collect data. in 20% cases ques...

background: nurse educators have an important role in clinical learning that can reduce nursing students' stress. however,   a few studies have been conducted on the relationship between nursing students’ tension and clinical educators 'role in such situations, in iran. the aim of this study is to determine the relationship between nursing students’ stress and perception of nurse educ...

objective(s): htlv-i and hiv virus quantification is an important marker for assessment of virus activities. since there is a direct relationship between the number of virus and disease progression, htlv- i and hiv co-infection might have an influence on the development of viral associated diseases, thus, viral replication of these viruses and co-infection were evaluated.   materials and method...

OBJECTIVE To evaluate the impact of age on receipt of chemotherapy among low-income individuals with metastatic colorectal cancer. DATA SOURCES/STUDY SETTING North Carolina Medicaid enrollees with metastatic colorectal cancer diagnosed from 1999 to 2002 with colorectal as their only cancer (N=326). STUDY DESIGN Retrospective analysis using linked data from the North Carolina Cancer Registry...

BACKGROUND CONTEXT Cervical arthroplasty is an increasingly popular alternative for the treatment of cervical radiculopathy and myelopathy. This technique preserves motion at the index and adjacent disc levels, avoiding the restraints of fusion and potentially minimizing adjacent segment pathology onset during the postoperative period. PURPOSE This study aimed to identify all prospective stud...