儿童龋患与日尿氟排出量及口腔唾液ｐＨ的关系北京协和医院口腔科杜德顺，肖镜琏本文试图分析儿童的龋患情况与日尿氟排出量及口腔内唾液的ｐＨ值三者间可能存在的关系。材料和方法在涿州市三义小学（简称涿州），怀柔县第二小学（简称怀柔），及北京市东城区新开路小学（... Pediatric caries and daily urinary fluoride excretion and oral saliva pH relationship Peking Union Medical College Hospital stomatology Du Deshun, Xiao Jing 琏 This paper attempts to analyze the situation of children with caries and fluoride excretion of urine and oral saliva pH may exist between the three relationship. Materials and methods in Pizhou City Sanyi Primary School (referred to as Zhuozhou), Huairou County, the second primary school (Huairou), and Beijing Dongcheng District, the new open primary school ...