一般注記May 1980
Information incorrect as to sale by the Supt. of Docs
Physical description for original version: iii, 62 p. : 26 cm
書誌注記Includes bibliographical references
原資料等に関する注記原資料の出版事項: Hyattsville, Md. : Dept. of Health and Human Services, Public Health Service, Office of Health Research, Statistics, and Technology, National Center for Health Statistics, 1980
ISBN: 0840601778
SUPTDOC番号: HE 20.6209: 23/5
GPO管理番号: 500-E