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Credit
On scarlatina : in a letter addressed to his son, in which is contained cases of angina sine efflorescentia, scarlatina anginosa, benigna, maligna vel angina gangrenosa, and their sequelae : also, observations on various therapeutic agents that have been employed in the treatment of scarlatina / by William Ingalls. 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.