نتایج جستجو برای: most parts of iran like golestan province
تعداد نتایج: 21231116 فیلتر نتایج به سال:
BACKGROUND Myocardial infarction (MI) is a leading cause of mortality and morbidity in Iran. No spatial analysis of MI has been conducted to date. The present study was conducted to determine the pattern of MI incidence and to identify the associated factors in Iran by province. MATERIALS AND METHODS This study has two parts. One part is prospective and hospital-based, and the other part is a...
Background and purpose: Suicide is one of the most important causes of death in the world. The prevalence of suicide varies in different parts of Iran and the world. This study was done to determine the prevalence and types of suicide and its relation to gender, age and education in Golestan prevalence in North of Iran. Materials and Methods: This cross-sectional study was carried out on 1...
This study was performed to recognize the loess texture in Golestan Province, Iran using the microstructure analysis according to the electron microscopic images. Loess microstructure study allows for investigating the characteristics of particle shape, fabric, cement and porosity in microscopic images. In recent years, computer analysis has been replaced with manual calculation due to its high...
according to webster and wind (1972) and anderson et al (1987), “organizational buying is a complex process and involves many people from different functional areas, multiple goals and potentially conflicting decision criteria. moreover, the customers of today are also more knowledgeable and selective when making their purchasing decisions. since a key to organizational survival is the retentio...
abstract this study investigates the teachers’ correction of students’ spoken errors of linguistic forms in efl classes, aiming at (a) examining the relationship between the learners’ proficiency level and the provision of corrective feedback types, (b) exploring the extent to which teachers’ use of different corrective feedback types is related to the immediate types of context in which err...
abstract chickpea is weak in competition of weeds that damages to it at between 40 t0 60 percent. kermanshah province is one of the most important region for chickpea fields in iran. for these reosons, weed management is necessary in this crop. in order to evaluate of herbicides and stubble control on broad leave weeds control in chickpea. experiment was conducted in agricultural research stat...
Golestan Province in northern Iran is an area with a high incidence of esophageal squamous cell carcinoma (ESCC). We aimed to investigate prognostic factors for ESCC and survival of cases in Golestan, on which little data were available. We followed-up 426 ESCC cases participating in a population-based case-control study. Data were analyzed using the Kaplan-Meier method and the Cox proportional...
nowadays,tourism industry considered as one of the main sources of income of a country.unfortunately and despite of owning plenty of cultural historical and natural attractions, iran has not reached to a proper position in this field. besides, the historical cities of a country are considered as the income resource and national wealth of it. qazvin with a rich cultural precedent, have suitable ...
Distribution, biodiversity and biotechnology of Sambucus ebulus L. are not investigated yet (Caprifoliaceae family).There are 20-25 species of the genus of Sambucus L. are known in the world but in Iran, it is etermined only one species, Sambucus ebulus, that distributed in three Northern Provinces next to Caspian Sea (Golestan, Mazandaran and Gillan province). In this short paper, Distribution...
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