The Standardized Precipitation Index (SPI) has become a popular measure of drought across the globe. In this study, Standardized Precipitation Index (SPI) was used in annual period of time to survey on drought. Also, in order to zonation frequency of drought, geographic information system (GIS) software and Kriging method used for extracting dry areas. The zoning maps show most severe drought i...

In this paper, the impact of information and communication technology (ICT) on the employment of different specialized categories including the total labor, unskilled workers, skilled workers, technicians, and engineers has been investigated. Independent variables include information presentation index, information acquisition index, number of the internet and computers users, value added, capi...

Although pulmonary arteriovenous malformation is not a common condition, it is one of the causes of paradoxical embolism presenting with neurological manifestation. Therefore, pulmonary arteriovenous malformation should be considered in any patient with an arterial embolism, especially patients with cerebrovascular accident from an unidentified source. We report a case of paradoxical embolism o...

abstract background : despite the plenty of information about work-related musculoskeletal discomforts and different risk factors leading to the presence of these symptoms, the effect of physical activity as a preventative factor in this field seems unclear. handicraft industries in esfahan impose repetitive motions and awkward postures to the individuals and are considered as high risk jobs re...