尽管口腔癌的发生占所有癌症的２％～５％，但随着癌症死亡人数的增加，其死亡数也在逐年上升。这是由于口腔系消化道入口，极易直接暴露于烟酒和食物等环境因子下所致。很早就注意到，上述暴露可能成为口腔癌以及上部消化系统癌症的危险因素。然而直到目前，如谈及这一方... Although the incidence of oral cancer accounts for 2% to 5% of all cancers, the death toll also increases year by year as the number of cancer deaths increases. This is due to oral digestive tract entrance, easily exposed to tobacco and alcohol and food and other environmental factors. It has long been observed that the above exposure may be a risk factor for cancer of the oral and upper digestive systems. However, until now, such as talking about this party ...