Columbia subject headings:
Harvard subject headings:
Heart surgeons--Germany--Biography.
Heart surgeons--Germany--Halle an der Saale--Biography.
Schober, Karl-Ludwig, 1912-1999
Schober, Karl-Ludwig, 1912-1999.
Surgeons--Germany--Biography.
Princeton subject headings:
Heart surgeons--Germany--Biography.
Schober, Karl-Ludwig, 1912-1999.
Surgeons--Germany--Biography.