Change of urinary fluoride and bone metabolism indicators in the endemic fluorosis areas of southern china after supplying low fluoride public water

Table 1 Water fluoride levels before and after the change of public water supply, Guangdong, China, 1992 to 2009

	Change of public water supply
Village	Years of using public water	Before water F (mg/L)	After water F (mg/L)
A	6	5.51	0.11
B	14	2.17	0.09
C	15	3.99	0.11
D	17	3.31	0.10
E	Control	0.12	0.11

ISSN: 1471-2458