*0011683450
*008961024s1981    xx#           000 0 nob
*019  $bk
*08230$a617.6
*100  $aLie, Tryggve$_162537400
*245  $aJournalsystemet : en viktig faktor i periodontalbehandlingen
*300  $aS.381-386
*773  $tDen norske tannlegeforenings tidende$gÅrg.91, nr.11 (1981)$x0029-2303$w(NO-LaBS)303498(tnr)
*999  $z9600037988$anorart:9600037988
^