title: A comparison of oral fluoride retention following topical treatments with APF gels of varying viscosities.
mesh_terms: D000149:Acidulated Phosphate Fluoride / Q000008:administration & dosage / Q000378:metabolism*; D000328:Adult; D005460:Fluorides, Topical / Q000008:administration & dosage / Q000378:metabolism*; D005782:Gels; D006801:Humans; D009055:Mouth / Q000378:metabolism*; D012969:Sodium Fluoride / Q000031:analogs & derivatives*; D014783:Viscosity
chemical_list: D005460:Fluorides, Topical; D005782:Gels; D000149:Acidulated Phosphate Fluoride; D012969:Sodium Fluoride