including conducting medical research and health education, and providing medical care through a group of 40 or more independent contractor physicians and surgeons. The foundation's board must consist of physician, hospital and local community representatives, with affiliated physicians making up no more than 20 percent of the board's members. It is for these reasons that organizations such as the Cedars-Sinai Medical Center restructured in 1994 to become the Cedars-Sinai Health System, comprising the Cedars-Sinai Medical Care Foundation, Physician-Hospital Organization and Cedars-Sinai Medical Center." References Types of hospitals