Columbia subject headings:
Medicine--Bibliography.
Medicine--United States--Bibliography.
Medicine--United States--History--19th century--Sources--Bibliography.
United States--Imprints.
Harvard subject headings:
Early printed books--United States--Bibliography.
Medicine--Bibliography
Medicine--United States--Bibliography of bibliographies.
Medicine--United States--Bibliography.
Medicine--United States--History--19th century--Sources--Bibliography.
United States--Imprints.
Princeton subject headings:
Medicine--Bibliography.
Medicine--United States--Bibliography.
Medicine--United States--History--19th century--Sources--Bibliography.
United States--Imprints.