大部分口臭(80-90%)與牙齦的厭氧性細菌發酵有關。它們發酵和分解含有硫化物的食物殘渣。產生含有硫化物的臭氣。
大部分口臭(80-90%)與牙齦的厭氧性細菌發酵有關。它們發酵和分解含有硫化物的食物殘渣。產生含有硫化物的臭氣。
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