On the proportion of nitrogen contained in alimentary substances taken from both the organic kingdoms as a comparative measure of their nutritive power.

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On the proportion of nitrogen contained in alimentary substances taken from both the organic kingdoms as a comparative measure of their nutritive power. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by The Royal College of Surgeons of England. The original may be consulted at The Royal College of Surgeons of England.