this study aims to assess the validity and reliability of the persian version of simons and gaher's distress tolerance scale(dts) by administering it to nicotine dependent students of tehran university.in a descriptive cross-sectional study, 317 nicotine dependent students of tehran university who were selected, using available sampling method, completed dts, coping with stress- revised(cs-r), ...

this study examined the substantive and predictive validity facets of the university entrance examination for english major (ueeem) students. to that aim, 111 english major students were recruited to report their scores on each of the subtests of the test as well as their grade point average. sequential multiple regressions and factor analysis were used in the analysis of the data. results ackn...

background and objectives non-traumatic acute abdominal pain is one of the most common complaints in patients referred to emergency department. to make diagnosis decision several diagnostic tests such as wbc count, urine analysis, and abdominal sonography are usually ordered which disturb emergency department, staff and force significant cost to patient and are time consuming. this study was do...

background: colorectal cancer (crc) is the third most common malignancy in iran. limited data are available on knowledge and barriers in regard to crc and screening tests in iran. the aim of  the study was to characterize knowledge, practice, and barriers toward crc and its screening tests among an iranian at‑risk population. methods: this cross‑sectional study was conducted with participation ...

background substrates in medical science are hydrophilic polymers undergoing volume expansion when exposed to culture medium that influenced on cell attachment. although crosslinking by chemical agents could reduce water uptake and promote mechanical properties, these networks would release crosslinking agents. in order to overcome this weakness, silicone rubber is used and reinforced by nanocl...