title: Chemical aspects of the matrix concept in calcified tissue organisation.
mesh_terms: D001842:Bone and Bones / Q000032:analysis; D002113:Calcification, Physiologic; D055598:Chemical Phenomena; D002621:Chemistry; D003094:Collagen; D003743:Dental Enamel / Q000032:analysis; D006882:Hydroxyapatites; D007633:Keratins
chemical_list: D006882:Hydroxyapatites; D007633:Keratins; D003094:Collagen