Dental caries and mottledenamel are inverse ratio.
氟牙症和龋齿的病情呈反比关系。
2
Mottledenamel will also occur on the healthy teeth which have grown in the high fluoride area.
在高氟地区即使是生长健康的牙齿还可以患氟牙症。
3
Of the patients suffering from arsenic-fluoride poisoning, the incidence of dental caries and periodontal is higher while the morbidity of mottledenamel is lower.