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035   $a(OCoLC)935499026
035   $a(EXLCZ)995470000002476409
100   $a20160121d1978      ua             0
101 0 $aeng
181   $2rdacontent
182   $2rdamedia
183   $2rdacarrier
200 10$aPhysical testing of polymers for use in circulatory assist devices $efirst annual report July 1978 /$fRobert W. Penn; Gregory B. McKenna
210  1$aGaithersburg, MD :$cU.S. Dept. of Commerce, National Institute of Standards and Technology,$d1978.
215   $a1 online resource
225 1 $aNBSIR ;$v79-1741
300   $a1978.
300   $aContributed record: Metadata reviewed, not verified. Some fields updated by batch processes.
300   $aTitle from PDF title page.
320   $aIncludes bibliographical references.
517   $aPhysical testing of polymers for use in circulatory assist devices 
700   $aPenn$b R$01400032
701   $aMcKenna$b Gregory B.$f1949-$01401453
701   $aPenn$b R$01400032
712 02$aUnited States.$bNational Bureau of Standards.
801  0$bNBS
801  1$bNBS
801  2$bGPO
906   $aBOOK
912   $a9910710287403321
996   $aPhysical testing of polymers for use in circulatory assist devices$93470224
997   $aUNINA