1. Brennan, B. M. Nasopharyngeal carcinoma. Orphanet J. Rare Dis. 1, 23 (2006).
2. Zhou, X. F., Cui, J., Macias, V., Kajdacsy-Balla, A. A., Ye, H., Wang, J. G. et al. The progress on genetic analysis of nasopharyngeal carcinoma. Comp Func Genomics Article ID 57513, 13 pages (2007).
3. Lim, G. C. C. & Halimah, Y. (eds) Second Report of the National Cancer Registry. Cancer Incidence in Malaysia 2003 (National Cancer Registry, Kuala Lumpur, 2004).
4. Abu Bakar, S. in Cancer Incidence in Peninsular Malaysia 2003–2005 (eds. Lim, G.C.C., Rampal, S. & Halimah, Y.) 71–73 (National Cancer Registry, Kuala Lumpur, 2008).
5. Devi, B. C., Pisani, P., Tang, T. S. & Parkin, D. M. High incidence of nasopharyngeal carcinoma in native people of Sarawak, Borneo Island. Cancer Epidemiol. Biomarkers Prev. 13, 482–486 (2004).