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Start Over Subjects Caffeine -- therapeutic use ✖Remove constraint Subjects: Caffeine -- therapeutic use Titles A clinical study of the action and uses of caffeine and Convallaria majalis as cardiac tonics ✖Remove constraint Titles: A clinical study of the action and uses of caffeine and Convallaria majalis as cardiac tonics Dates by Range 1850-1899 ✖Remove constraint Dates by Range: 1850-1899

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  • A clinical study of the action and uses of caffeine and Convallaria majalis as cardiac tonics1