objective: to determine the risk factors, clinical characteristics, surgical management and outcome of pseudoaneurysm secondary to iatrogenic or traumatic vascular injury. m et h o d s : this was a cross-sectional study being performed in department of cardiovascular and thoracic surgery skims soura during a 4-year period. we included all the patients referring to our center with primary diagno...

a three stage production system is considered in this paper. there are two stages to fabricate and ready the parts and an assembly stage to assembly the parts and complete the products in this system. suppose that a number of products of different kinds are ordered. each product is assembled with a set of several parts. at first the parts are produced in the first stage with parallel machines a...

background and aim: the third stage of labour is one of the most troublesome stages of child delivery. the basic principle of the third stage management is administrating prophylactic uterotonics. however, the time of its administration varies in different hospitals. this study aimed to determine the effect of intramuscular oxytocin injection after emergence of the fetal anterior shoulder or pl...

searching efficiency (a') (attack rate) and handling time are two major components of natural enemies’ functional response and are usually used to evaluate their effectiveness. the age-specific searching efficiency of aphidoletes aphidimyza (rondani) was studied during its larval stage. the experiment was conducted in terms of age-specific functional response to the varying density (5, 1...

background liver transplantation (lt) is the only treatment option for patients with advanced liver disease. currently, liver donation to these patients, considering priorities, is based on the model for end-stage liver disease (meld). meld score is a tool for predicting the risk of mortality in patients with advanced liver disease. however, few studies have so far been conducted in iran on the...

background: in recent years, epidemiologic and laboratory studies have implied that vitamin d deficiency has a role in the pathogenesis of breast cancer. it has shown that vitamin d can prevent tumor progression induced by carcinogens and inhibit the carcinogenic effects of high fat diet on breast tissue and growth of tumor cells. this study aimed to evaluate serum 25-hydroxyvitamin d level and...