Brigham and Women's Hospital is a teaching hospital affiliated with Harvard Medical School. It is located in Boston, Massachusetts and is one of the largest hospitals in the United States. The hospital was founded in 1980 through the merger of three hospitals: the Peter Bent Brigham Hospital, the Robert Breck Brigham Hospital, and the Boston Hospital for Women. Brigham and Women's Hospital provides a wide range of medical services, including cancer care, cardiology, neurology, and orthopedics. The hospital is also a research center, with over 1,000 clinical trials underway at any given time. Brigham and Women's Hospital is part of the Partners HealthCare network.