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Bild DE, Fitzpatrick A, Fried LP, Wong ND, Haan MN, Lyles M, Bovill E, Polak JF, Schulz R.Bild DE, et al. Among authors: haan mn.J Am Geriatr Soc. 1993 Oct;41(10):1047-56. doi: 10.1111/j.1532-5415.1993.tb06451.x.J Am Geriatr Soc. 1993.PMID: 8409149
Diez Roux AV, Borrell LN, Haan M, Jackson SA, Schultz R.Diez Roux AV, et al. Among authors: haan m.J Epidemiol Community Health. 2004 Nov;58(11):917-23. doi: 10.1136/jech.2003.019596.J Epidemiol Community Health. 2004.PMID: 15483307Free PMC article.