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)