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A materia medica of the United States : systematically arranged / by William Zollickoffer, M.D. licentiate in medicine and surgery, member of the medical and chirurgical faculty of Maryland, and honorary member of the Medical Society of Maryland. Public Domain Mark. Source: Wellcome Collection.
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This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)