Key points are not available for this paper at this time.
From the Section of General Medicine and Leonard Davis Institute of Health Economics, University of Pennsylvania, Philadelphia, Pennsylvania. Supported in part by the National Center for Health Sciences Research (Grant 5 R01 HS04953) and the Robert Wood Johnson Foundation. The views expressed are those of the author and do not necessarily represent those of the National Center for Health Services Research nor the Robert Wood Johnson Foundation. Presented, at the HSR 84: Planning for the Third Decade of Health Services Research conference of the National Center for Health Sciences Research, Savannah, Georgia, October 17, 1984. Address correspondence and reprint requests to: William M. Tierney, MD, HSR23:461–483. Copyright © 1985 by J.B. Lippincott Company.
John M. Eisenberg (Fri,) studied this question.