共 3 条
[2]
Risk factors for enamel fluorosis in optimally fluoridated children born after the US manufacturers’ decision to reduce the fluoride concentration of infant formula. Pendrys DG, Katz RV. American Journal of Epidemiology . 1998
[3]
Fluorosis risk in grade 2 students residing in a rural area with widely varying natural fluoride. Brothwell DJ, Limeback H. Community Dentistry and Oral Epidemiology . 1999