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Credit
Untersuchungen und Beobachtungen uber die Aetiologie und die Kenntniss der Purpura Haemorrhagica (morbus maculosus Werlhofi) / von Ludwig Letzerich. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Royal College of Physicians of Edinburgh. The original may be consulted at the Royal College of Physicians of Edinburgh.