background: the present research is a descriptive study, conducted in fall 2002, tabriz, iran, in order to inquire the prevalence rate of sleeplessness complications after the night-working hours in nurses. as a data collection method, a questionnaire comprising 25 personal and general questions on sleeplessness complications was designed and administrated based on likert measurement of all or ...

purpose: to present 3 rare cases of benign flecked retina syndrome. patients and finding: a 19-year-old female patient presented with fundus albipunctatus appearance in fundoscopy without night blindness and normal dark adaptation time on electeroretinography (erg). after 9 years of follow up, no change in visual acuity, erg, or other ophthalmologic examinations was seen. two members of her fam...

objective: the aim of this study is to explore the confirmatory factor analysis results of the persian adaptation of statistics anxiety measure (sam), proposed by earp. method: the validity and reliability assessments of the scale were performed on 298 college students chosen randomly from tabriz university in iran. confirmatory factor analysis (cfa) was carried out to determine the factor stru...