000 00351nam a2200145Ia 4500
008 180831s9999 xx 000 0 und d
020 _a867152508
040 _cSerosoft Solutions
100 _aWillson Thomas
245 0 _aAdvances In Periodontocs
260 _aChicago
260 _bQuintessence Publishing
260 _cC-1992
300 _a383P.
999 _c12231
_d12231