no doubt, given the direct impact of information technology on reducing costs, increasing welfare, economic growth and increasing of employment, have the importance of expanding it’s no secret in iran. the facilities influenced by the growing use of information technology, on the one hand, due to the reduction of urban and inter-urban journeys, reduce air pollution and on the other hand, provid...

BACKGROUND Respiratory diseases cause a considerable amount of morbidity and mortality in the world. Pulmonary function tests are important measures for the diagnosis and management of respiratory disorders. Workers in tile and ceramic industry are exposed to high amounts of respiratory pollutants. OBJECTIVE To identify the changes in spirometric parameters in a 2-year period among tile and c...

introduction: now a day, resulting from life style modification and alteration, fatigue, as a consequence, is not uncommon symptom. diverse tools are available to measure fatigue status. one of which is facit fatigue scale. the facit is one of the most widely used questionnaires for screening fatigue. the questionnaire has been translated and validated? into 45 different languages, but there is...

the major histocompatibility complex (mhc) genes are the most polymorphic loci in the human genome and have been widely studied in various populations and ethnic groups. investigations into the hla genes and proteins have been useful tool for anthropological, transplantation and disease association studies. the polymorphism of the hla class i (a, b, c) and class ii (drb1, dqa1, dqb1) genes were...

Rainfall, soil moisture, increasing temperature and changes in vegetation cover are the most important parameters effecting drought. Therefore, analysis of vegetation fraction and soil spectral signature, especially in red and infra red bands, are essential in drought estimation using remote sensing. In this study, Modified Perpendicular Drought Index (MPDI), which uses Vegetation Fraction (VF)...

introduction an in vitro study was performed to determine the number and the type of root canals of mandibular incisor teeth in an iranian population. methods and materials sixty eight mandibular incisor teeth were immersed in india ink decalcified and cleared. results it was found that 55.9% of the teeth had two canals that in 51.5% of them the canals merged into one canal before exiting the t...

introduction cultural or heritage tourism is a tool of economic development that leads to economic growth by attracting visitors from outside the host community through historic and heritage attractions of destinations. this is a human heritage as cultural traditions of each society and is considered as cultural tourist attractions. hence, yazd is an ancient city with archaic culture and also r...

background : cancer incidence rate is increasing in the world particularly in developing countries. the awareness regarding cancer incidence and distribution helps policy makers and researchers to design comprehensive plan for controlling cancer. the aim of this study was to determine the incidence rate and trend of cancer in yazd province, centeral iran. methods : data from yazd cancer registr...