“The Health and Well-Being of Older Adults with Dual Sensory Impairment (DSI) in Four Countries,” by Dawn M. Guthrie, Anja Declercq, Harriet Finne-Soveri, Brant E. Fries, and John P. Hirdes (PLoS ONE 11(5): e0155073. doi:10.1371/journal.pone.0155073, HTML, XML, and .pdf format, 17p.).
journals.plos.org/plosone/article?id=10.1371%2Fjournal.pone.0155073
