objective: the objective of this study was to investigate the invitro fluoride release of four new self-adhesive resin cements; set (sdi, australia), breeze (pentron, usa), embrace wetbond (pulpdent, usa), g-cem (gc, japan) and to assess the bonding performance of these self-adhesive resin cements for bonding of orthodontic brackets. materials and methods: for fluoride release experiment, six ...

Background and Objective: People who have features of fear of being laughed at, always worried that others ridicule them or laugh at them. This misinterpretation of others laughter have a negative impact on their social interaction. Therefore, it is necessary to assess these variables for research and treatment purposes. The present study was conducted with the aim of evaluating the validity an...

the issue of curriculum and syllabus evaluation and revision has been in center of attention right from when curriculum came into attention of educational institutions. thus everywhere in the world in educational institutions curricula and syllabi are evaluated and revised based on the goals, the needs, existing content, etc.. in iran any curriculum is designed in a committee of specialists and...

testing plays a vital role in any language teaching program. it allows teachers and stakeholders, including program administrators, parents, admissions officers and prospective employers to be assured that the learners are progressing according to an accepted standard (douglas, 2010). the problems currently facing language testers have both practical and theoretical implications but the first i...

The aim of this study was to investigate the role of alexithymia, loneliness and fear of intimacy in attitudes to infidelity in men. The research was descriptive-correlational and the statistical population consisted of all male employees of the hadian company of Tehran municipality. Out of this statistical population, 261 people were selected as convenience sampling. Attitudes toward infidelit...