Columbia subject headings:
Harvard subject headings:
Medicine--Switzerland--Zurich--History.
Pathological laboratories--Switzerland--Zurich--History.
Pathology--History.
Pathology--Switzerland--History.
Pathology--Switzerland--Zurich--History.
Princeton subject headings:
Medicine--Switzerland--Zurich--History.
Pathological laboratories--Switzerland--Zurich--History.
Pathology--Switzerland--Zurich--History.