*0011702310 *008970515s1996 xx# 000 0 nob *019 $bk *08230$a617.6 *100 $aKvaal, Sigrid I.$_145243800 *245 $aAldersforandringer i permanente tenner *300 $aS. 320-321 *773 $tDen norske tannlegeforenings tidende$gÅrg. 106, nr 7 (1996)$x0029-2303$w(NO-LaBS)303498(tnr) *999 $z9700217454$anorart:9700217454 ^