*0011556599 *008901102s1990 xx# 000 0 nob *019 $bk *08230$a306.77 *100 $aGrünfeld, Berthold$_153232100 *245 $aNorsk ungdoms seksuelle debut$cBerthold Grünfeld *300 $aS. 2969-2970 *773 $tTidsskrift for Den norske legeforening$gÅrg. 110, nr 23 (1990)$x0029-2001$w(NO-LaBS)552783(tnr) *999 $z9000124383$anorart:9000124383 ^