一般注記Distributed to depository libraries in microfiche
"This research was supported by AHCPR contract 282-87-0049."
"OM91-0509"--P. [4] of cover
Physical description for original version: iii, 36 p. : 24 cm
書誌注記Includes bibliographic references (p. 14-16)
原資料等に関する注記原資料の出版事項: Rockville, MD (Parklawn Building, Room 18-12, Rockville 20857) : U.S. Dept. of Health and Human Services, Public Health Service, Agency for Health Care Policy and Research, [1991]
SUPTDOC番号: HE 20.6502: El 2/3
テクニカルリポート番号: AHCPR 91-11
テクニカルリポート番号: OM 91-0509
GPO管理番号: 507-I-1 (MF)