*0011611531 *008930625s1993 xx# 000 0 nob *019 $bk *08230$a616.2 *100 $aMelsom, Reidar$_166639500 *245 $aAstma *300 $aS. 6-11 : ill. *773 $tBioingeniøren$gÅrg. 28, nr 6/7 (1993)$x0801-6828$w(NO-LaBS)242587(tnr) *999 $z9300159159$anorart:9300159159 ^