Columbia subject headings:
Harvard subject headings:
Child health services--Great Britain.
Leff, Sonya.
National health services--Great Britain.
Physicians--Great Britain--Biography
Women physicians--Great Britain--Biography.
Princeton subject headings:
Child health services--Great Britain.
Leff, Sonya.
National health services--Great Britain.
Physicians--Great Britain--Biography.
Women physicians--Great Britain--Biography.