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Pahor M, Guralnik JM, Salive ME, Chrischilles EA, Manto A, Wallace RB.Pahor M, et al. Among authors: guralnik jm.J Am Geriatr Soc. 1994 Aug;42(8):816-25. doi: 10.1111/j.1532-5415.1994.tb06552.x.J Am Geriatr Soc. 1994.PMID: 8046191