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*1001 $aLichtenberg, Frank R$0(NO-TrBIB)90611297$_30447400
*24514$aThe effect of changes in drug utilization on labor supply and per capita output$cFrank R. Lichtenberg
*260  $aCambridge, Mass.$bNational Bureau of Economic Research$c2002
*300  $a32, [12] s.
*4901 $aWorking paper series / National Bureau of Economic Research$v9139
*830 0$aWorking paper series (National Bureau of Economic Research : trykt utg.)$x0898-2937$v9139$w999105437124702201$_13074900
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*999  $aoai:nb.bibsys.no:990223235114702202$b2021-11-14T20:13:14Z$z990223235114702202
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