Thyroid cancer risk to children calculated. by Jacob, P, Goulko, G, Heidenreich, W, Likhtarev, I, Kairo, I, Tronko, N, Bogdanova, T, Kenigsberg, J, Buglova, E, Drozdovitch, V, Golovneva, A, Demidchik, E, Balonov, M, Zvonova, I, Beral, V