نتایج جستجو برای: medium term five years and short
تعداد نتایج: 17026402 فیلتر نتایج به سال:
abstract the purpose of this study is twofold: on the one hand, it is intended to see what kind of noticing-the –gap activity (teacher generated vs. learner generated) is more efficient in teaching l2 grammar in classroom language learning. on the other hand, it is an attempt to determine which approach of the noticing-the-gap- activity is more effective in the long- term retention of grammar...
X-ray emission following giant flares of magnetars can be categorized into three categories of time scales (a) short term afterglow (b) medium term afterglow and (c) long term afterglow. Short term afterglow, which declines over several hours, seems to correspond to gravitational resettling of uplifted material. Medium term afterglow, which declines over several weeks or months, appears to be t...
*Office of Research, Statistics, and International Policy, Office of Policy. Social Security Administration. made to replace such lost income totaled $16.4 billion, or 36 percent of the loss. This degree of protection against income loss from short-term sickness has been about the same since 1970. The number of workers protected by formal plans providing cash benefits for sickness in 1983 rose ...
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abstract acute upper airway obstruction (uao) is a life threatening complication that is well recognized after carotid endarterectomy, thyroidectomy and pharyngeal area intervention. it is not widely acknowledged that airway obstruction can occur after cervical spinal fusion surgery which was first described in 1955. there are a number of common postoperative problems which may become apparent ...
transluminal balloon valvuloplasty is an alternative to surgical valvotomy for congenital pulmonary valve stenosis. the aim of this study was to evaluate the long term results (to 13.5 years) of balloon pulmonary valvuloplasty. from june 1998 to january 2012, percutaneous balloon pulmonary valvuloplasty for congenital pulmonary valve stenosis was performed in 98 patients (50 males, 48 females, ...
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