| http://www.w3.org/ns/prov#value | - These included:Only 10 percent correctly identified the hepatitis B virus as the main cause of liver cancer in Hong Kong;Around 39 percent mistakenly thought that drinking too much alcohol was the main reason;Only 14 percent knew that liver cancer did not display any symptoms during its early stages, while 76 percent believed that symptoms, such as abdominal pain and yellowish skin and eyes, are s
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