*0011551770 *008900608s1990 xx# 000 0 nob *019 $bk *08230$a615.7 *100 $aRæder, Johan Christopher$_163719400 *245 $aAlfentanil$cJohan C. Ræder *300 $aS. 1235-1236 *773 $tTidsskrift for Den norske legeforening$gÅrg. 110, nr 10 (1990)$x0029-2001$w(NO-LaBS)552783(tnr) *999 $z9000119553$anorart:9000119553 ^