000 00303nam a2200121Ia 4500
008 200511s9999 xx 000 0 und d
082 _a617.632
100 _aLANG
245 0 _aProceedings of the 1st European Workshop on Periodontology
260 _bQB
_c1994
300 _eNO
650 _aPeriodontology
999 _c42291
_d42291