The accuracy and the reliability of extracranial vertebral Doppler flow (continuous wave Doppler sonography) for the detection of intracranial vertebrobasilar lesions was studied prospectively in twenty-one patients with brainstem disturbances and/or coma. The Doppler findings were compared with cerebral angiography. Doppler sonography was highly reliable for both detection and exclusion of hig...

As the power interface between energy storage devices (ESD) and dc link of DC Micro-grids, dc-dc converters, which have been regarded as heart many critical applications such electrical vehicles, data center, aerospace systems, gained more attentions recently. The fault diagnosis tolerant control in converters become essential to ensure a reliable robust system especially for applicants, where ...

General cost for CNC machining and the associated energy cost are set in the context of making economic and environmental improvements. This creates an incentive for manufacturing companies to investigate the energy efficiency of manufacturing processes. The paper presents a costing model, based on machining experiments. The model is accompanied with an industry based case to estimate the cost ...

magnetic levitation (maglev) is amongst the most advanced technologies that are available to the transportation industries. it has already been noticed by decision makers in many countries around the globe. contrary to such high levels of interest, there are no practical algorithms available to the engineers and/or managers to assist them in analyzing economics of the maglev systems. therefore,...

information asymmetry in stock market can increase the risk of investment which in turn increases the capital cost of firms. bhattacharya (1979) proposed a hypothesis that states dividend can act as a powerful signal in order to solve information asymmetry problem. we measured information asymmetry by lack of earnings transparency. therefore we examine the effect of earnings transparency on cap...

This study aimed to explore the use of local strategies by farmers resolve water-related conflicts in District Gujranwala Punjab, province. Total 384 chosen at random were interviewed face on a structured questionnaire. Collected data analyzed using descriptive statistics like frequency, percentages, mean and F-test. Findings indicated that distribution canal water farm level (x̄=3.6), theft (x̄=...

background: high prevalence and increasing rate of asthmatic patients around the word witnesses the high burden of asthma. we have limited data on asthma burden and economic costs in iran. this study aimed to find direct and indirect economic costs of asthma and their association with some background factors in one of the referral tertiary centers for adult patients with asthma. methods: we sur...

OBJECTIVE To investigate injuries in international rugby football. METHODS All injuries that led to temporary stoppage of the game or to the substitution of a player during the Rugby World Cup prequalifying tournament were recorded. Six matches were played, involving the Arabian Gulf, Kenya, Namibia, and Zimbabwe. RESULTS 47 injuries were recorded, giving an injury rate of eight per match. ...

Urjoon, aged 6 years, native of Dhenkanal, caste Keut, was admitted into the Dhenkanal dispensary on 21st October 1876. Was previously admitted for stone in bladder on 4th July last, with usual symptoms of stoppage of urine during micturition, dribbling, constant desire to void urine, and pain in doing so, great irritability of bladder and penis, which the child always rubs and pinches with his...