AGING OF ENAMEL AND DENTIN.
D000293:Adolescent; D000375:Aging; D002648:Child; D003728:Dental Calculus; D003743:Dental Enamel; D003804:Dentin; D005853:Geriatrics; D006801:Humans; D007223:Infant; D009584:Nitrogen
D009584:Nitrogen
ADOLESCENCE; AGING; CHILD; DENTAL CALCULUS; DENTIN; GERIATRICS; INFANT; NITROGEN