Dead tracts in human teeth. Relation between incidence of tracts and age, eruptive state and degree of attrition.
D000293:Adolescent; D000328:Adult; D002648:Child; D003782:Dental Pulp / Q000473:pathology; D003804:Dentin / Q000473:pathology*; D006801:Humans; D066298:In Vitro Techniques; D014095:Tooth, Impacted