Non-viral risk factors for nasopharyngea
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Sheila West; Allan Hildesheim; Mustafa Dosemeci
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Article
📅
1993
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John Wiley and Sons
🌐
French
⚖ 708 KB
## Abstract In a case‐control study of NPC conducted in the Philippines, 104 predominantly non‐Chinese (<10% ethnically Chinese) cases of nasopharyngeal carcinoma (NPC) and 205 hospital and community controls were recruited. Risk factor information was obtained through personal interview. The occup