We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleSelf-ratings of health and change in walking speed over 2 years: results from the caregiver-study of osteoporotic fractures.AuthorsAshburner JM; Cauley JA; Cawthon P; Ensrud KE; Hochberg MC; Fredman LPublicationAmerican journal of epidemiology, 2011, Vol 173, Issue 8, p882ISSN1476-6256Publication typearticleDOI10.1093/aje/kwq445