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近年来国内外对肝癌病因进行大量的调查研究。许多资料表明,肝癌的主要病因可能有黄曲霉毒素、肝炎病毒、亚硝胺和遗传因素等。不少作者认为,肝癌是多种因素综合作
In recent years, a large number of investigations have been conducted on the causes of liver cancer at home and abroad. Many data indicate that the main causes of liver cancer may be aflatoxin, hepatitis virus, nitrosamines, and genetic factors. Many authors believe that liver cancer is a combination of multiple factors.