background: exposure to loud music from sources such as portable music players (pmp), especially among adolescents, can lead to noise-induced hearing loss. the aims of this study are as follows: 1) investigate the prevalence of headphone use in iranian university students by assessing their behavior, 2) determine the type of headphones used, and 3) ascertain the type of music player used. metho...

Abstract Personality is one of the ways to illustrate human’s characteristics which is usually related to some stable features and other hand Many research evidence regarding big five personal traits have been extended during the years. Current research presents a practical model for optimized selection of certified public accountants based on their personal traits. This study is of causal and ...

Background: Discharge with personal satisfaction means the patient's withdrawal from the permission that had previously been given to the care unit for services. Discharge with personal satisfaction is initiated with the untimely termination of treatment by the patient or parents and in some cases leads to hospitalization or even death of the patient. This study aimed to determining the main ca...

investigating and ranking the stressor factors on employees’ job performance in urmia university of medical sciences staff heidarisani m , vahedi m , rahimi gh , rahimi b * received: 25 aug , 2013 accepted: 28 oct , 2013 abstract background & aims: stress and its effect is a significant problem in all organizations therefore employees and even human are living with it in recent decade. the purp...