4Tinetti ME, Baker DI, Mcavay G, et al. A Multifactorial intervention to reduce the risk of falling among elderly people living in the community[J].N Engl J Med,1994,331 (13):821
5Cummings SR, Nevitt MC. Nort-skeletal determinants of fractures:the potential importance of the mechanics of falls. study of osteoporotic fractures reseach group [J ]. N Engl J Med,1994,331(13):872
6Arfken CL,Lach HW. The Prevalence and correlates of fear of falling in elderly persons living in the community[J]. Am J Public Health, 1994,84 :565
7Kwok T,Liddle J,Hastie IR. Postural hypotension and falls[J]. Postgrad Med J,1995,71:278