On the action of a secretion obtained from the medicinal leech on the coagulation of the blood / by J.B. Haycraft ; [communicated by Dr. Lauder Brunton].

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On the action of a secretion obtained from the medicinal leech on the coagulation of the blood / by J.B. Haycraft ; [communicated by Dr. Lauder Brunton]. 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.