title: [Observations on the structure of matrix fibers in human cementum].
mesh_terms: D003094:Collagen; D003460:Crystallization; D003739:Dental Cementum / Q000648:ultrastructure*; D006801:Humans; D008854:Microscopy, Electron; D013194:Staining and Labeling
chemical_list: D003094:Collagen