Gonabad located at Khorasan Razavi and coordinates 580 30’ N 34o 35’ E. The highest point of the zone belongs to Peak of Siah Mountain (height of 2,863 meters above sea level) and the lowest place has height of 810 meters above sea level, which is located in North West in salt desert. The mean temperature of the warmest and coldest of year is 29.3 and 3.9 respectively. Mor...

abstract the syrphidae family (known as hover flies or flower flies) is one of the largest families of diptera with almost 6000 species. adult flies feed on nectar and pollen of flowers and they are crucial agent in pollinating process. the larvae of many species of syrphidae are predators of aphids and play an important role in biological control of pests. in the following faunestic investigat...

Introduction Given the fact that children are more sensitive to radiation, compared to adults, special attention needs to be paid to radiation protection in pediatric radiology. Diagnostic reference level (DRL) has been defined to be employed as a practical tool for examining the overall performance of a radiological center in terms of patient dose among a series of similar equipments in an are...

BACKGROUND/AIM Several types of the hepatitis C virus (HCV), with variations in different parts of the genome, have been isolated from different regions of the world. Based on heterogenic sequences in the isolated genome, HCV is classified into different genotypes and subtypes. Data on distribution of HCV genotypes in a certain region could be important to patient management. Therefore, this st...

gonabad located at khorasan razavi and coordinates 580 30’ n 34o 35’ e. the highest point of the zone belongs to peak of siah mountain (height of 2,863 meters above sea level) and the lowest place has height of 810 meters above sea level, which is located in north west in salt desert. the mean temperature of the warmest and coldest of year is 29.3 and 3.9 respectively. moreover, mean of rainfal...

Dear Editor, HIV infection, the same as other chronic diseases, is associated with psychiatric symptoms. 1 A profound psychological distress is made after the diagnosis of infection, and several psychiatric disorders including AIDS phobia, bereavement and grief, anxiety and depression were shown as a reaction to the infection. 2 Associating the infection to the stigmatized and illegal behaviors...