论文部分内容阅读
我年事已高,经常牙痛,牙医叫我拔牙。我又患有高血压,冠心病,请问拔牙前要注意些什么? 佛山读者金明
My age is high, often toothache, the dentist told me to tooth extraction. I also suffer from high blood pressure, coronary heart disease, may I ask what should pay attention to before pulling teeth? Foshan readers Jin Ming