1. 1) Lubsen, C. C., Hansson, T. L., Nordstrom, B. B. and Solberq, W. K.: Histomorphometric analysis of cartilage and subchondral bone in mandibular condyles of young human adults at autopsy. Archs. Oral Biol. 30: 129-136, 1985.
2. 2) Inoue, H.: Alterations in the collagen framework of osteoarthritic cartilage and subchondral bone. Int. Orthop. 5: 47-52, 1981.
3. 3) Hansson, L. G. and Petersson, A.: Radiography of the temporomandibular joint using the transpharingeal projection. Dentomaxillofac. Radiol. 7: 69-78, 1978.
4. 4) Worth, H. M.: The role of radiological interpretation in disease of the temporomandibular joint. Oral Sci. Rev. 6: 3-51, 1974.
5. 5) Åkerman, S., Kopp, S. and Rohli, M.: Macroscopic and microscopic appearance of radiologic findings in temporomandibular joints from elderly individual. Int. J. Oral Maxillofac. Surg. 17: 58-63, 1988.