Repr. from Medical care, April 1989, vol. 27, no. 4
Shipping list no.: 89-450-P
Includes bibliographical references
Physical description for original version: p. 423-437 : 28 cm
原資料等に関する注記
原資料の出版事項: Rockville, MD : U.S. Dept. of Health and Human Services, Public Health Service, National Center for Health Services Research and Health Care Technology Assessment, [1989]