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Reliability of the interRAI suite of assessment instruments: a 12-country study of an integrated health information system

John P Hirdes*, Gunnar Ljunggren, John N Morris, Dinnus HM Frijters, Harriet Finne Soveri, Len Gray, Magnus Björkgren and Reudi Gilgen

BMC Health Services Research 2008, 8:277  doi:10.1186/1472-6963-8-277