introduction: delay in the diagnosis of tuberculosis increases the risk of death and enhances the transmission of disease in the community. this study aims to determine the patient and health service delay and factors affecting it in tuberculosis diagnosis. materials & methods: a cross-sectional survey that included all the public health centers was conducted in markazi province from march 2009...

conclusions in spite of improvements in the national health indicator, different groups of people use health care services differently, but these inequities in hcu are related to social and individual factors. also, it is clear that health sector facilities and the accessibility to health services are not the only predictors. results 66.4% of those in need sought outpatient health care from whi...

abstract the objective of this paper was to determine species diversity of wintering waterbirds from a ten-year (2002-2011) monitoring in meyghan wetland. data for calculating the estimates of biodiversity come from the midwinter census by using a total count from the department of the markazi province's environment. data analysis for determine species diversity carried out by using ecolog...

the students who live in boarding schools experience more stress than others which live with their parents.therefore, the mental health of this group is of special importance. the present study attempted to examine the mental health status of adolescent students in boarding high schools in . this was a cross-sectional study which was conducted by using stratified cluster sampling method. this s...

manufacture of coke, refined petroleum products and nuclear fuel is one of the isic (international standard industrial classification of all economic activities, rev.2) that produced 8.5 percent of industry value-added in iran in 2007. isfahan, tehran, khuzestan, hormozgan, and markazi provinces accounted for 90 percent of the value added in this sector. to determine competitive advantage in th...

the scarcity of water resources and supply resources limitation, have caused an increasing gap between water supply and demand specially in recent decades in almost all regions of the globe. one of the best known solutions proposed by the economists is using the different water pricing approaches thereby obtaining the optimal allocation and social justice. to this purpose, this paper uses the p...

the persian walnut (juglans regia l.) is one of the most important horticultural crops grown in iran. this research was conducted to determine the variation in walnut germplasm grown in the arak region of iran during the 2007-2008 growing seasons. all of the selected genotypes originated from seed, and their phenological and pomological characteristics were evaluated. results indicated that the...

introduction natural and artificial radionuclides are the main sources of human radiation exposure. these radionuclides, which are present in the environment, can be dissolved into water. evidence suggests that radionuclides being entered the human body through drinking or hot spring water can be harmful for human health. materials and methods in this study,10 samples were collected from ground...

reseda (tourn.) et l. is a genus inresedaceae family with 153 species and subspecies in the world and 14 species in iran. some flavonoid compounds have been reported from the reseda genus. flavonoids are as one set of the polyphenolic compounds among secondary metabolites in different organs of plants that are used in plant chemotaxonomy. they have basic role in pollination and life cycle of an...