Columbia subject headings:
Medicine--Italy--History.
Medicine--Vatican City--History.
Science--Italy--History.
Science--Vatican City--History.
Harvard subject headings:
Medicine, Medieval--Italy--History.
Medicine, Medieval--Vatican City--History.
Medicine--Italy--History
Medicine--Vatican City--History.
Science, Medieval
Science--Italy--History
Science--Vatican City--History.
Princeton subject headings:
Medicine, Medieval--Italy--Papal States.
Natural history--Italy--Papal States--History.
Papal States--Civilization.