Columbia subject headings:
Medical innovations--History--19th century.
Medicine--History--19th century.
Harvard subject headings:
Laennec, R. T. H. (René Théophile Hyacinthe), 1781-1826.
Lister, Joseph, Baron, 1827-1912.
Medical innovations--History--19th century.
Medicine--History--19th century.
Physicians--Biography
Reed, Walter, 1851-1902.
Semmelweis, Ignác Fülöp, 1818-1865.
Princeton subject headings:
Laennec, R. T. H. (René Théophile Hyacinthe), 1781-1826.
Lister, Joseph, Baron, 1827-1912.
Medical innovations--History--19th century.
Medicine--History--19th century.
Physicians--Biography.
Reed, Walter, 1851-1902.
Semmelweis, Ignác Fülöp, 1818-1865.