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Credit
Materiialy dlia statistiki glist v naselenii Peterburga : dissertatsiia na stepen' doktora meditsiny / D.A. Kesslera ; tsenzorami po postanovleniiu Konferentsii byli professora E.K. Brandt, V.A. Manassein i P.P. Pelekhin. Public Domain Mark. Source: Wellcome Collection.
Provider
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.