Nasopharyngeal carcinoma and its relation to well known protective and risk factors : a multi-jurisdictional ecological study
Background: Although some classic risk factors of NPC such as salted fish, tobacco and vegetable consumption were established a few decades ago, no convincing evidence that the decreasing trend in NPC incidence and mortality rates seen in most parts of the world could be explained by the changes of...
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| Language: | English |
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The University of Hong Kong (Pokfulam, Hong Kong)
2014
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| Online Access: | http://hdl.handle.net/10722/196474 |