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Williams BA, Lindquist K, Moody-Ayers SY, Walter LC, Covinsky KE.Williams BA, et al. Among authors: lindquist k.J Am Geriatr Soc. 2006 Nov;54(11):1682-7. doi: 10.1111/j.1532-5415.2006.00941.x.J Am Geriatr Soc. 2006.PMID: 17087694