A double-blind placebo-controlled trial
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K. Wesnes; D. Simmons; M. Rook; P. Simpson
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Article
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1987
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John Wiley and Sons
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English
⚖ 826 KB
Fifty-four elderly patients, living at home, completed a 3-month, double-blind, randomized, placebo-controlled trial of the effects of Tanakan on both cognitive efficiency and the quality of life. Patients were included in the study if they showed mild signs of impairment in everyday function on the