- Ruth E Malone, PhD, RN, Assistant Professor of Nursing and Health Policy, Institute for Health Policy Studies, Box 0936, Laurel Heights Campus, University of California San Francisco, San Francisco, CA 94143, USA;
- Received November 25, 1999
- Revised May 10, 2000
- Accepted May 16, 2000
- First published September 1, 2000.
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