medication errors (mes) are among the most prevalent health errors threatening patients’ safety and are regarded as an index for determining patients’ well-being in hospitals. the purpose of this study was to explore the me reporting rate and causes of underreporting among the nursing students in the city of kerman. in this cross-sectional study, 90 nursing students in the seventh and eighth se...

abstract background: committing an error is part of the human nature. no health care provider, despite the mastery of their skills, is immune from committing it. medical error in the labor and obstetrics wards as well as other health units is inevitable and reduces the quality of health care, leading to accident. sometimes these events, like the death of mother, fetus, and newborn, would be bey...

purpose: to evaluate refractive state in patients with unilateral congenital nasolacrimal duct obstruction. methods: in this descriptive prospective study, patients with unilateral congenital nasolacrimal duct obstruction scheduled for surgery were enrolled over a period of two years (2007-2009). cycloplegic refractive error in both eyes was measured under anesthesia before surgery (probing, si...

purpose: to determine the correlation between hand dominancy and eye dominancy with visual acuity and refraction in subjects with refractive errors. methods: this cross-sectional study includes 620 patients undergoing lasik. their refractive error (dry and cycloplegic), hand dominancy, eye dominancy (by hole-in-the-hand method) and visual acuity were determined. exclusion criteria were monocula...

introduction: this study was carried out to evaluate the technical quality of root canal treatment (rct) performed by undergraduate dental students at the islamic azad university in tehran, iran. materials and methods: four-hundred records of patients who had received rct at faculty of dentistry, between the years 2004-2006 were evaluated. for each treated tooth at least three periapical x-rays...

attempt to reconstruct a true spectrum from an observed one. The problem we're considering is sometimes called blind deconvolution, because we're trying to unravel not only the spectrum, but the function that caused the blurring. These problems also arise in image deblurring. Spectroscopy Consider the data in Figure 1, which represents counts measured by a spectrometer. Suppose we have particle...

writing has always been considered an important literacy skill for foreign/second language learners. the internet provides such unique applications for the writing skill as weblogs, wikis, and social networking websites. up to now researchers have put their focus on the learners’ performances in the traditional paper and pencil environment or wikis and blogs it is time to also consider learners...