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2. Burden of major musculoskeletal conditions;Woolf;Bull World Health Organ,2003
3. Socioeconomic burden of hip fractures in Germany;Weyler;Gesundheitswesen,2007
4. Strategies for prevention and treatment of osteoporosis at the primary, secondary, and tertiary level in Leuven, Belgium;Dequeker;Clin Calcium,2001
5. Clinical use of bone densitometry;Cummings;JAMA,2002