Columbia subject headings:
Biologists--United States--Biography.
Cells--Motility--Congresses.
Contractility (Biology)--Congresses.
Marshall, John Marvin, 1920-1966.
Muscles--Motility--Congresses.
Harvard subject headings:
Princeton subject headings:
Biologists--United States--Biography.
Cells--Motility--Congresses.
Contractility (Biology)--Congresses.
Marshall, John Marvin, 1920-1966.
Muscles--Motility--Congresses.