Columbia subject headings:
Collective labor agreements--Hospitals--United States--History.
Hospitals--Employees--Labor unions--United States--History.
Montefiore Hospital and Medical Center--History.
Harvard subject headings:
Collective labor agreements--Hospitals--United States--History.
Hospitals--Employees--Labor unions--United States--History.
Montefiore Hospital and Medical Center--History.
Montefiore Hospital and Medical Center.
Princeton subject headings:
Collective labor agreements--Hospitals--United States--History.
Hospitals--Employees--Labor unions--United States--History.
Montefiore Hospital and Medical Center--History.