title: A study of four rare cases of dens in vaginatus.
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D003719:Dens in Dente / Q000473:pathology*; D005260:Female; D006801:Humans; D007180:Incisor / Q000473:pathology*; D008297:Male; D014071:Tooth Abnormalities / Q000473:pathology*; D014096:Tooth, Supernumerary / Q000473:pathology