A breakthrough blood test by Hong Kong scientists could lead to discovery of a hard-to-detect type of head and neck cancer at a significantly earlier stage, potentially saving lives, the Chinese University announced on Thursday.
Researchers, in a study involving 20,000 people, identified a plasma DNA analysis method to catch Epstein-Barr virus (EBV) infection, a leading cause for nasopharyngeal carcinoma, a lump at the upper throat behind the nose.
Currently the majority of nasopharyngeal...
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