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Mehta KM, Pierluissi E, Boscardin WJ, Kirby KA, Walter LC, Chren MM, Palmer RM, Counsell SR, Landefeld CS.Mehta KM, et al. Among authors: counsell sr.J Am Geriatr Soc. 2011 Jul;59(7):1206-16. doi: 10.1111/j.1532-5415.2011.03409.x. Epub 2011 Jun 7.J Am Geriatr Soc. 2011.PMID: 21649616Free PMC article.