abstract   background: amyotrophic lateral sclerosis (als) is a progressive neurological disorder with high mortality and morbidity. some risk factors have been implicated for als such as exposure to high magnetic fields, and trace elements like selenium, cadmium and lead. afew studies have been carried out throughout the world to evaluate the prevalence of als among veterans. this study was ai...

background: in-service education is one of the best and major methods to provide, train and improve the performance of the staffs. this study aims to determine the strengths and weaknesses of the virtual trainings from the staffs' perspective of mashhad university of medical sciences. methods: this is a cross-sectional study conducted among staffs from different parts of the therapy depart...

nowadays service industry plays an essential and significant role in economic growth and development of nations, while the role and importance of insurance industry as a supporting base of other industries is apparent. on the other hand, the world of insurance is rapidly changing and getting competitive and correct understanding of customers' requirements and their satisfaction are essentials f...

innovation has attracted considerable interest in recent years in improving competitive advantage for both profit and nonprofit organizations. service innovation offers the potential for substantially improving the performance, but performance gains are often obstructed by users’ unwillingness to accept and use available systems. this research aims to use the concept of reasoned action theory t...

this study aims to quantify the impacts of land use changes on ecosystem service value during large scale land development, and to provide key information for both economic development and policy makers for eco-environmental protection. the study area locates in manas river watershed which is a typical land development region in northwest china. landsat mss/tm/etm+ images in 1976, 1989, 1999 a...

  Network and processing overhead associated with web services is a significant challenge to its performance. As a result, web service providers often announce a service level agreement. This ensures that consumers, who pay for the service, can get the service at a given quality level. In this paper, we study the competition between two providers offering functionally the same web services, whe...

the purpose of this article is to present a model for customer satisfaction in the development banking sector. in the design of the customer satisfaction model, an attempt has been made to consider the characteristics of the development banks. thus, three dimensions of quality of service, characteristics of the service, and access to service have been considered as the main dimensions of the mo...

there are no known studies that have been conducted focusing on the congruency or discrepancy of pre service agricultural education programmes in relation to secondary school agriculture teaching in zimbabwe. the purpose of this study was therefore to make a qualitative investigation on the contribution of pre service agricultural education training programmes to the teaching of high school agr...