LEADER 00690nam  2200169z- 450 
001 9910712478603321
035   $a(CKB)5470000002493354
035   $a(EXLCZ)995470000002493354
100   $a20230509c1984uuuu  -u-            -
101 0 $aeng
200 10$aBlood lead levels for persons ages 6 months-74 years : United States, 1976-80
210   $cU.S. Department of Health and Human Services, Public Health Service, National Center for Health Statistics$aHyattsville, Md
517   $aBlood lead levels for persons ages 6 months-74 years 
906   $aBOOK
912   $a9910712478603321
996   $aBlood lead levels for persons ages 6 months-74 years : United States, 1976-80$93274737
997   $aUNINA