1. Albright JA, Skinner HCW (1987) Bone: structural organization and remodeling dynamics. In: Albright JA, Brand R (eds) The scientific basis of orthopaedics. Appleton & Lange, Norwalk, pp 161–198
2. Aoba T, Komatsu H, Shimazu Y, Yagishita H, Taya Y (1998) Enamel mineralization and an initial crystalline phase. Connect Tissue Res 38:129–134
3. Arnold JS, Bartley MH, Tont SA, Jenkins DP (1966) Skeletal changes in aging and disease. Clin Orthop 49:17–34
4. Avioli LV (ed) (2000) The osteoporotic syndrome: detection, prevention and treatment, 4th edn. Academic, San Diego
5. Barzel US (ed) (1970) Osteoporosis. Grune & Stratton, New York