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Khan KM, Windt A, Davis JC, Dawes M, Liu-Ambrose T, Madden K, Marra CA, Housden L, Hoppmann C, Adams DJ.Khan KM, et al. Among authors: hoppmann c.BMJ Open. 2015 Jul 13;5(7):e007441. doi: 10.1136/bmjopen-2014-007441.BMJ Open. 2015.PMID: 26169803Free PMC article.Clinical Trial.
Hoppmann CA, Klumb PL.Hoppmann CA, et al.Psychosom Med. 2006 Nov-Dec;68(6):887-94. doi: 10.1097/01.psy.0000238232.46870.f1.Psychosom Med. 2006.PMID: 17132838
Hoppmann CA, Gerstorf D, Smith J, Klumb PL.Hoppmann CA, et al.J Gerontol B Psychol Sci Soc Sci. 2007 Mar;62(2):P104-11. doi: 10.1093/geronb/62.2.p104.J Gerontol B Psychol Sci Soc Sci. 2007.PMID: 17379670