multiple sclerosis (ms) is a disease with high disabling disorders and considerable social and economic impacts. this study was conducted to analyze the spatial distribution of ms disease in tehran, iran during 2001-2012.the existing information in the ms patients' medical files who had registered in iranian ms society (imss), located in tehran office, was used for analysis. the relationship be...

Using a unique dataset, this paper investigates factors influencing production loss in Norwegian salmonid farming. The can be grouped into fish-specific (e.g. species, genetics, and generation), input vaccines smolt quality), environmental geographical location), managerial ownership). most important result is likely that losses to large extent are explainable, as our best model has an R2 high ...