Physical description for original version: xiii, 193 p. : 28 cm
書誌注記
Includes bibliographies
原資料等に関する注記
原資料の出版事項: Baltimore, Md. ; Washington, D.C. : U.S. Dept. of Health and Human Services, Health Care Financing Administration, Office of Research and Demonstrations : For sale by the Supt. of Docs., U.S. G.P.O., [1987]