1 Unit of Cancer Epidemiology, CPO Piemonte and University of Turin, Turin, Italy and Interdepartmental Centre G. Scansetti for Studies on Asbestos and other Toxic Particulates, University of Turin, Turin, Italy benedetto.terracini@fastwebnet.it.
2 Unit of Cancer Epidemiology, CPO Piemonte and University of Turin, Turin, Italy and Interdepartmental Centre G. Scansetti for Studies on Asbestos and other Toxic Particulates, University of Turin, Turin, Italy.