Physical description for original version: [9], 98 p. : 23 cm
原資料等に関する注記
原資料の出版事項: Rockville, Md. ; [Washington, D.C. : U.S. Dept. of Health and Human Services, Public Health Service/Health Resources and Services Administration, Bureau of Health Care Delivery and Assistance, Division of Maternal and Child Health : Supt. of Docs., U.S. G.P.O., distributor], [1983]