1. 1. Mintzberg H. The manager's job: folklore and fact. Harvard Business Review. 1 990; March-April: 163-176.
2. 2. McCaII M Jr Clair J. Why physician managers fail - part one. Physician Executive. 1990; May-June:6-9.
3. 3. McCall M Jr Clair J. Why physician managers fail - part two. Physician Executive. 1990; July-August:812.