Columbia subject headings:
Medicine--Philosophy--History--17th century.
Medicine--Philosophy--History--18th century.
Paracelsus, 1493-1541.
Philosophy--History.
Harvard subject headings:
Digestion
Medicine--History--17th century
Medicine--History--18th century
Paracelsus, 1493-1541.
Princeton subject headings:
Medicine--Philosophy--History--17th century.
Medicine--Philosophy--History--18th century.
Paracelsus, 1493-1541.
Philosophy--History.