this study investigates the effect of four types of oral corrective feedback, namely, explicit elicitation, implicit elicitation, explicit recast and implicit recast on the most commonly mispronounced phonological features among iranian efl learners through immediate uptake and retention. five classes were randomly categorized into four experimental groups and one control group, each with 18 in...

©2015 8872147 Canada Inc. or its licensors CMAJ 1 Cataract surgery is the most commonly performed medically necessary procedure in Canada, and the costs are covered under provincial and territorial health insurance plans. Patients who require this surgery are frequently offered one or more of a number of optional services related to refractive correction during cataract surgery. These services,...

  Background: Type 1 diabetes is known as the most common endocrine disorder in children which requires strict adherence to self-care regimen. Accordingly, children’s exposure to educational video games can be a strategy for promoting adherence to such regimens. Aim: The main purpose of this study was to investigate the effect of an education...

An industry-based “mistake-proofi ng” technique and a qualitative research approach were applied to an academic setting to identify and eliminate root causes that result in damaged laboratory equipment and educational aids by college students or instructors. Instructors in an Aviation Technologies (AT) program were interviewed to yield numerous recurring issues when using equipment and/or educa...

1. Preliminaries: (a) The games. (b) Extenders, iteration trees. (c) Auxiliary game representations. (d) Example: Σ 1 2 determinacy. 2. Games of length ω · ω with Σ 1 2 payoff. 3. Continuously coded games with Σ 1 2 payoff.

BACKGROUND Medical image perception research relies on visual data to study the diagnostic relationship between observers and medical images. A consistent method to assess visual function for participants in medical imaging research has not been developed and represents a significant gap in existing research. METHODS Three visual assessment factors appropriate to observer studies were identif...

The current theories relating to the development and progression of myopia are related to exposure of the eye to hyperopic defocus. This paper discusses these theories and the large body of recent research investigating the evidence behind them. As both human and animal studies demonstrate, when considering the potential influence of defocus on eye growth, the duration of exposure as well as th...

Abstract Background: This study aimed to investigate the effects of addiction to computer games on physical and mental health of students. Methods: The study population includes all students in the second year of public guidance schools in the city of Isfahan in the educational year of 2009-2010. The sample size includes 564 students selected by multiple steps stratified sampling.  De...