Columbia subject headings:
Harvard subject headings:
Guy, de Chauliac, approximately 1300-1368. Chirurgia magna. Book 4. English (Middle English) & Latin
Medicine, Medieval
Ulcers--Surgery--Early works to 1800.
Ulcers--Treatment--Early works to 1800.
Princeton subject headings:
Medicine, Medieval.
Ulcers--Treatment--Early works to 1800.