title: Topography of principal fibers.
mesh_terms: D001641:Bicuspid; D002648:Child; D003648:Decalcification Technique; D003739:Dental Cementum / Q000033:anatomy & histology; D003804:Dentin / Q000033:anatomy & histology; D006801:Humans; D008855:Microscopy, Electron, Scanning; D010513:Periodontal Ligament / Q000033:anatomy & histology; D010519:Periodontium / Q000033:anatomy & histology*; D014081:Tooth Extraction