1. Evidence for two distinct syndromes of involutional osteoporosis (editorial);Riggs;Am J Med,1983
2. Relationship between surface, volume, and thickness of iliac trabecular bone on aging and in osteoporosis: implications for the microanatomic and cellular mechanism of bone loss;Parfitt;J Clin Invest,1983
3. Age-related structural changes in trabecular and cortical bone: cellular mechanism and biomechanical consequences;Parfitt,1984
4. Age-related structural changes in trabecular and cortical bone: cellular mechanism and biomechanical consequences;Parfitt,1984
5. Osteoporosis;Kanis,1985