1. Trends in hip fracture incidence, case fatality and functional outcome in a defined elderly population.;Barker;Gerontologist,1996
2. Hip fracture recurrence. A population-based study.;Melton;Clin Orthop,1982
3. Subsequent hip fracture among older adults.;Wolinsky;Am J Public Health,1994
4. The second hip fracture.;Finsen;Acta Orthop Scand,1986
5. Vitamin D3 and calcium to prevent hip fractures in elderly women.;Chapuy;N Engl J Med,1992