Columbia subject headings:
Artificial joints--Congresses.
Artificial limbs--Congresses.
Extremities (Anatomy)--Surgery--Congresses.
Joints--Surgery--Congresses.
Harvard subject headings:
Artificial joints--Congresses.
Artificial limbs--Congresses.
Extremities (Anatomy)--Surgery--Congresses.
Joints--Surgery--Congresses.
Princeton subject headings: