Trimble, E., Rajaraman, P., Chao, A., Gross, T., Levin, C., et. al. .“The Need for National Commitments to Cancer Research to Guide Public Health Investment and Practice”. In: Disease Control Priorities (third edition): Volume 3, Cancer, edited by H. Gelband, P. Jha, R. Sankaranarayanan, S. Horton. Washington, DC: World Bank.