developing countries

Soliman, R., A. Elhaddad, J. Oke, W. Eweida, I. Sidhom, S. Ahmed, H. Abdelrahman, E. MOUSSA, M. Fawzy, M. Zamzam, et al., "Temporal trends in childhood cancer survival in Egypt, 2007 to 2017: A large retrospective study of 14808 children with cancer from the Children's Cancer Hospital Egypt", International Journal of Cancer , vol. 148, issue 7, pp. 1562–1574, 2021.