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035   $a(OCoLC)144528434
035   $a(EXLCZ)995470000002373524
100   $a20070614d2002      ua             0
101 0 $aeng
181   $ctxt$2rdacontent
182   $cc$2rdamedia
183   $acr$2rdacarrier
200 00$aProtecting workers at the World Trade Center site$b[electronic resource] $eresponse from the National Institute for Occupational Safety and Health /$fCDC
210  1$a[Bethesda, Md.] :$cCDC, [NIOSH],$d[2002?]
215   $a2 unnumbered pages $cdigital, PDF file
225 1 $aDHHS (NIOSH) publication ;$vno. 2002-143
225 1 $aFact sheet
300   $aTitle from caption (viewed on May 21, 2007).
517   $aProtecting workers at the World Trade Center site 
606   $aSeptember 11 Terrorist Attacks, 2001
606   $aSearch and rescue operations$xEmployees$xHealth and hygiene
615  0$aSeptember 11 Terrorist Attacks, 2001.
615  0$aSearch and rescue operations$xEmployees$xHealth and hygiene.
712 02$aCenters for Disease Control and Prevention (U.S.)
712 02$aNational Institute for Occupational Safety and Health.
801  0$bGPO
801  1$bGPO
906   $aBOOK
912   $a9910695826903321
996   $aProtecting workers at the World Trade Center site$93547196
997   $aUNINA