Risk of air pollution in relation to cancer in the Nordic countries.

P. Fauzer, M Ketzel, T Becker, M. Plejdrup, J. Brandt, L. Gidhagen, G Omstedt, T. Skårman, Alena Bartonova, P Schwarze, N. Karvosenoja, Ville-Veikko Paunu, J. Kukkonen, A Karppinen