ⅩⅠ.Diseases of the digestive system (K00-K93)K00-K14.Diseases of oral cavity, salivary glands and jawsK00.Disorders of tooth development and eruptionK00.0.AnodontiaK00.1.Supernumerary teethK00.2.Abnormalities of size and form of teethK00.3.Mottled teethK00.4.Disturbances in tooth formationK00.5.Hereditary disturbances in tooth structure, not elsewhere classifiedK00.6.Disturbances in tooth erupti..