1. Prophylaxis and treatment of osteoporosis;Consensus Development Conference;Osteoporos Int,1991
2. Hip fractures in Nordic cities: difference in incidence;Falch;Ann Chir Gynaecol,1995
3. Epidemiology of osteoporosis;Dennison;Rheum Dis Clin North Am,2006
4. Epidemiology of osteoporosis in rheumatic disease;Luigi;Clin Exp Rheuamtol,2006