Russia
Maslennikova, G.Y., Oganov, R.G., Boytsov, S.A. et al. 2013
Ross, H., Kostova, D., Stoklosa, M. et al. 2013
Giovino, G.A., Mirza, S.A., Samet, J.M. et al. 2012
Palipudi, K.M., Gupta, P.C., Sinha, D.N. et al. 2012
Kostova, D., Ross, H., Blecher, E.H. et al. 2011
Kostova, D., Ross, H., Blecher, E.H. et al. 2010
Centers for Disease Control and Prevention 2009
Centers for Disease Control and Prevention 2008
Ross, H., Shariff, S., Gilmore, A.B. 2008