00888cam a22002771  4500001001300000003000400013005001700017008004100034010001700075035001900092040005600111042001200167050001800179100002600197245006500223260004900288300002300337410006100360504004900421650002100470650002500491650002100516651002900537650002700566999001700593ss 48000025 DLC20260227112751.0780831s1948    xx            000 0 eng c  ass 48000025   a(OCoLC)4184704  aU.S. Social Security AdministrationcOAkdWU-MdDLC  apremarc00aRA407.3b.W641 aWolff, George,d1886-00aChildhood mortality from rheumatic fever and heart diseases.  a[Washington,bU.S. Govt. Print. Off.,c1948]  aiii, 63 p.c26 cm.10aUnited States.bChildren's Bureau.tPublicationvno. 322  a"Source materials and references:" p. 62-63. 0aRheumatic fever. 0aChildrenxMortality. 0aHeartxDiseases. 0aUnited StatesxChildren. 0aMortalityvStatistics.  c90912d90912