"So, that would account for the fact that we are going to assume that you are going to get some amount of Fluoride from other sources than your drinking water." (*2-footnote)(FOOD)
」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」」＜第２章　物質の構成粒子＞（教p19-）