although the delayed exfoliation of primary teeth among children is a common dental problem, simultaneous presence of primary teeth and corresponding successors is a rare feature in adults. this paper reports an unusual case in which both permanent teeth (molars, premolars, and canines) and primary teeth were present simultaneously. this report describes questions concerning the etiology of ove...

Evaluation of the Trial Implementation of the Shahaab Project   A. Navidi, Ph.D.*   Shahaab, or Identification and Orientation of Superior Aptitudes, Project’s one-year trial required an assessment of its successes and failures through an opinion survey of a group of teachers, administrators, and experts. Respondents answered open questions both orally and in writing on different aspects of...

A self-consistent approach for the evaluation of the existing three-parameter corresponding states principles of non-polar fluids and the calculation of the corresponding states parameters is presented. This self consistent approach is based upon the assumption that the contribution of the third parameter to the thermophysical properties is much smaller than the contributions of the first two p...

background : the aim of training midwifery student is to increasing scientific and practical abilities in trainees in order to present caring health services and so the evaluation tools of these abilities has a great importance. for evaluating considered tools and for the reason of midwifery theoretical special courses importance this study tries to evaluate content validity, criterion validity...

Introduction. Evaluation as one of the university management functions plays an important role in correct planning, successful execution of educational programs and improvement of educational quality in universities. Since continuing evaluation of the faculty members by students is one of the duties of the evaluation unit and on the other hand, knowledge of students about the importance of eval...

While the existing structures, even recently constructed ones are subjected to the critical earthquakes, the catastrophic devastations are expected to occur. Therefore, at least for several important structures such as power plants, infrastructure, and buildings, there is a need to consider the critical excitation analysis. One of the important criteria in the seismic design of the structures u...