Baumgartner W, Marthaler T M, Schait A
Soz Praventivmed. 1976 Jul-Aug;21(4):153-4. doi: 10.1007/BF01994469.
Fluroide concentrations in teeth from the canton of Vaud were about at the same level reported from regions with 1,0 ppm F in the drinking water and from children receiving fluoride tablets during tooth formation age.
沃州牙齿中的氟化物浓度与饮用水中氟含量为1.0 ppm的地区以及在牙齿形成期服用氟化物片剂的儿童所报告的浓度大致相同。