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Chang ET, Adami H. The Enigmatic Epidemiology of Nasopharyngeal Carcinoma. Cancer Epidemiol Biomarkers Prev. 2006, 15 (10): 1765–1777. PMID 17035381. doi:10.1158/1055-9965.EPI-06-0353.
Lozano, R. Global and regional mortality from 235 causes of death for 20 age groups in 1990 and 2010: a systematic analysis for the Global Burden of Disease Study 2010.. Lancet. Dec 15, 2012, 380 (9859): 2095–128. PMID 23245604. doi:10.1016/S0140-6736(12)61728-0.
Chang ET, Adami H. The Enigmatic Epidemiology of Nasopharyngeal Carcinoma. Cancer Epidemiol Biomarkers Prev. 2006, 15 (10): 1765–1777. PMID 17035381. doi:10.1158/1055-9965.EPI-06-0353.