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Credit
Eine neue Theorie über Erzielung von Immunität gegen Infectionskrankheiten : Vortrag, gehalten in der morphologisch-physiologischen Gesellschaft zu München, 30. Januar 1883 / von Hans Buchner. Public Domain Mark. Source: Wellcome Collection.
Provider
This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.