摘要
Primary liver cancer (PLC) is one of the most common neoplasms and the second cancer-related cause of death in China, respresenting a major health problem. In China, PLC resulted in 20.40 deaths per lO0 000 per year,with 19.98 per 100 000 in cities and 23.59 per 100 000 inrural areas. Of all the newly enrolled PLC cases in the world each year, about 43% are found in the mainland of China.