| the incidence of west nile disease in russia in relation to climatic and environmental factors. | since 1999, human cases of west nile fever/neuroinvasive disease (wnd) have been reported annually in russia. the highest incidence has been recorded in three provinces of southern european russia (volgograd, astrakhan and rostov provinces), yet in 2010-2012 the distribution of human cases expanded northwards considerably. from year to year, the number of wnd cases varied widely, with major wnd outbreaks in 1999, 2007, 2010, and 2012. the present study was aimed at identifying the most important ... | 2014 | 24464233 |