Micheli, A., Sanz, N., Mwangi-Powell, F., Coleman, M., Neal, C., Ullrich, A., … B, G. I.- 3 S. (1969). International collaborations in cancer control and the Third International Cancer Control Congress. Tumori, 95(5), 579-96. Retrieved from http://www.tumorijournal.com/article/international-collaborations-in-cancer-control-and-the-third-international-cancer-control-congress (Original work published 1969)