Hu, T.W., Ren, Q.F., Keeler, T.E. et al. 1995
Wasserman, J., Manning, W.G., Newhouse, J.P. et al. 1991
International Agency for Research on Cancer 2011
Hu, T.W., Ren, Q.F., Keeler, T.E. et al. 1995
Wasserman, J., Manning, W.G., Newhouse, J.P. et al. 1991
International Agency for Research on Cancer 2011