Beatrice Häggqvist, Michael Stenvall, Anncristine Fjellman-Wiklund, Kristina Westerberg and Lillemor Lundin-Olsson*
* Corresponding author: Lillemor Lundin-Olsson lillemor.lundin.olsson@physiother.umu.se
BMC Geriatrics 2012, 12:62 doi:10.1186/1471-2318-12-62
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