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Validation of a functional screening instrument for dementia in an elderly sri lankan population: comparison of modified bristol and blessed activities of daily living scales

S Umayal, M Kulathunga, S Somaratne, S Srikanth, S Kathriarachchi and Ranil De Silva*

BMC Research Notes 2010, 3:268  doi:10.1186/1756-0500-3-268