title: Dentifrice usage and ingestion among four age groups.
mesh_terms: D000293:Adolescent; D000328:Adult; D000367:Age Factors; D002648:Child; D002675:Child, Preschool; D003802:Dentifrices / Q000032:analysis; D005260:Female; D006801:Humans; D008094:Lithium / Q000032:analysis; D008297:Male; D009820:Ohio; D013054:Spectrophotometry, Atomic; D014099:Toothbrushing
chemical_list: D003802:Dentifrices; D008094:Lithium