نتایج جستجو برای: long term effectiveness
تعداد نتایج: 1285245 فیلتر نتایج به سال:
Objective. Drip infusion during long-term tocolysis causes mechanical and infectious vasculitis and increases the frequency of peripheral venous catheter exchange (PVC), thereby placing a burden on patients. Our study aim is to confirm whether heparin ameliorates pain due to vasculitis during long-term tocolysis and reduces the frequency of peripheral venous catheter exchange. Design. Prospecti...
objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...
Background: Chronic renal failure disease is considered as a health problem . Because of their high prevalence and economic burden on the society, health system managers consider to the disease as a public health concern. This study aimed at comparing the cost-effectiveness of long-term dialysis treatments and kidney transplant using DALY index. Materials and Methods:This cross-sectiona...
the acceptability of hearing aids in people with presbyacusis has been improved but assessment of whether there is a need for more counseling to increase the number of regular hearing-aid users seems to be important. the aim of this study was to determine if the hearing aid was worn regularly and over a long period of time in people with presbyacusis. a questionnaire survey of patients with pre...
the effect of endogenous serotonin on long-term potentiation (ltp) in region cai was studied by blocking 5-ht2 receptors with ketanserin in rat hippocampal slices. such a block significantly en-hanced long-term potentiation of the cai population spike induced by high frequency stimulation of the schaffer collateral/ commissural pathway. this implies that serotonin acts on 5-ht2 receptors in cai...
از گذشته تا کنون، تحقیقات بسیاری صورت گرفته است که همگی به گونه ای بر مثمر ثمر بودن استفاده از استراتژی های یادگیری لغت در یک زبان بیگانه اذعان داشته اند. این تحقیق به بررسی تاثیر دو روش مختلف آموزش واژگان انگلیسی (کلیدی و بافتی) بر تلفظ و دانش لغوی فراگیران ایرانی زیر متوسط زبان انگلیسی و بر ماندگاری آن در حافظه می پردازد. به این منظور، تعداد شصت نفر از زبان آموزان ایرانی هشت تا چهارده ساله با...
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