3Rac ME, Safranow K, Dolegowska B, et al. Guanine and inosine nucleotides, nucleosides and oxypurines in snail muscles as potential biomarkers of fluoride toxicity[J].Folia Biol (Krakow), 2007,55 (3-4) : 153-160.
4Shailaja K, Johnson ME. Fluorides in groundwater and its impact on health[J]. J Environ Biol,2007,28(2) :331-332.
5Zhang Y, Cao SR. Coal burning endemic fluorosis in China [J]. Fluoride, 1996,29(2) :207-211.
