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Popa-Wagner A, Fischer B, Platt D, Schmoll H, Kessler C.Popa-Wagner A, et al. Among authors: schmoll h.J Gerontol A Biol Sci Med Sci. 2000 May;55(5):B242-8. doi: 10.1093/gerona/55.5.b242.J Gerontol A Biol Sci Med Sci. 2000.PMID: 10819311