Fried LF, Biggs MLouise, Shlipak MG, Seliger S, Kestenbaum B, Stehman-Breen C, Sarnak M, Siscovick D, Harris T, Cauley J, et al. Association of kidney function with incident hip fracture in older adults. J Am Soc Nephrol. 2007  ;18(1):282-6.