Brucella melitensis and Brucella abortus are of the most important causes of brucellosis, an infectious disease which is transmitted either directly or indirectly including consuming unpasteurized dairy products. Both strains are considered endemic in Iran. Common diagnostic methods such as bacteriologic cultures are difficult and time consuming regarding the bacteria. The aim of this study w...

the aim of current research is to determine how factors of job attitude, subjective norms regarding knowledge sharing, and perceived behavioral controls affect knowledge sharing behavior, considering the role of organizational citizenship behavior as a mediating factor. to achieve this purpose, the research data was collected by providing research questionnaire in 384 members of the hospital st...

Objective: Psychologists have warned about the disadvantages of overusing Internet and a new kind of addiction named Internet addiction. The present study intended to review the role of both sensation seeking (directly and indirectly, by mediation of attachment styles) and attachment styles (directly) in Internet addiction. Methods: The present research was a cross-sectional study. Statistical...

As a result of the previous studies it was obvious that weight alone or even weight relative to height is an inadequate measure of fatness, so fatfolddata including both triceps and subscapular fatfolds for about 3912school girls and boys have been studied during a survey about blood pressure standards and cardiovascular diseases in school children of Tehran. The results show a significant incr...